CVE-2022-49420

Source
https://cve.org/CVERecord?id=CVE-2022-49420
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49420.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2022-49420
Downstream
Related
Published
2025-02-26T02:12:44.316Z
Modified
2026-03-11T05:27:58.082026Z
Summary
net: annotate races around sk->sk_bound_dev_if
Details

In the Linux kernel, the following vulnerability has been resolved:

net: annotate races around sk->skbounddev_if

UDP sendmsg() is lockless, and reads sk->skbounddev_if while this field can be changed by another thread.

Adds minimal annotations to avoid KCSAN splats for UDP. Following patches will add more annotations to potential lockless readers.

BUG: KCSAN: data-race in _ip6datagramconnect / udpv6sendmsg

write to 0xffff888136d47a94 of 4 bytes by task 7681 on cpu 0: __ip6datagramconnect+0x6e2/0x930 net/ipv6/datagram.c:221 ip6_datagramconnect+0x2a/0x40 net/ipv6/datagram.c:272 inetdgramconnect+0x107/0x190 net/ipv4/afinet.c:576 __sysconnectfile net/socket.c:1900 [inline] __sys_connect+0x197/0x1b0 net/socket.c:1917 __dosysconnect net/socket.c:1927 [inline] __sesysconnect net/socket.c:1924 [inline] __x64sysconnect+0x3d/0x50 net/socket.c:1924 dosyscallx64 arch/x86/entry/common.c:50 [inline] dosyscall64+0x2b/0x50 arch/x86/entry/common.c:80 entrySYSCALL64afterhwframe+0x44/0xae

read to 0xffff888136d47a94 of 4 bytes by task 7670 on cpu 1: udpv6sendmsg+0xc60/0x16e0 net/ipv6/udp.c:1436 inet6sendmsg+0x5f/0x80 net/ipv6/afinet6.c:652 socksendmsgnosec net/socket.c:705 [inline] socksendmsg net/socket.c:725 [inline] ____sys_sendmsg+0x39a/0x510 net/socket.c:2413 ___sys_sendmsg net/socket.c:2467 [inline] __sys_sendmmsg+0x267/0x4c0 net/socket.c:2553 __dosyssendmmsg net/socket.c:2582 [inline] __sesyssendmmsg net/socket.c:2579 [inline] __x64syssendmmsg+0x53/0x60 net/socket.c:2579 dosyscallx64 arch/x86/entry/common.c:50 [inline] dosyscall64+0x2b/0x50 arch/x86/entry/common.c:80 entrySYSCALL64afterhwframe+0x44/0xae

value changed: 0x00000000 -> 0xffffff9b

Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 7670 Comm: syz-executor.3 Tainted: G W 5.18.0-rc1-syzkaller-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011

I chose to not add Fixes: tag because race has minor consequences and stable teams busy enough.

Database specific
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49420.json",
    "cna_assigner": "Linux"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Fixed
20b2f61797873a2b18b5ff1a304ad2674fa1e0a5
Fixed
4c971d2f3548e4f11b1460ac048f5307e4b39fdb

Affected versions

v2.*
v2.6.12
v2.6.12-rc2
v2.6.12-rc3
v2.6.12-rc4
v2.6.12-rc5
v2.6.12-rc6
v2.6.13
v2.6.13-rc1
v2.6.13-rc2
v2.6.13-rc3
v2.6.13-rc4
v2.6.13-rc5
v2.6.13-rc6
v2.6.13-rc7
v2.6.14
v2.6.14-rc1
v2.6.14-rc2
v2.6.14-rc3
v2.6.14-rc4
v2.6.14-rc5
v2.6.15
v2.6.15-rc1
v2.6.15-rc2
v2.6.15-rc3
v2.6.15-rc4
v2.6.15-rc5
v2.6.15-rc6
v2.6.15-rc7
v2.6.16
v2.6.16-rc1
v2.6.16-rc2
v2.6.16-rc3
v2.6.16-rc4
v2.6.16-rc5
v2.6.16-rc6
v2.6.17
v2.6.17-rc1
v2.6.17-rc2
v2.6.17-rc3
v2.6.17-rc4
v2.6.17-rc5
v2.6.17-rc6
v2.6.18
v2.6.18-rc1
v2.6.18-rc2
v2.6.18-rc3
v2.6.18-rc4
v2.6.18-rc5
v2.6.18-rc6
v2.6.18-rc7
v2.6.19
v2.6.19-rc1
v2.6.19-rc2
v2.6.19-rc3
v2.6.19-rc4
v2.6.19-rc5
v2.6.19-rc6
v2.6.20
v2.6.20-rc1
v2.6.20-rc2
v2.6.20-rc3
v2.6.20-rc4
v2.6.20-rc5
v2.6.20-rc6
v2.6.20-rc7
v2.6.21
v2.6.21-rc1
v2.6.21-rc2
v2.6.21-rc3
v2.6.21-rc4
v2.6.21-rc5
v2.6.21-rc6
v2.6.21-rc7
v2.6.22
v2.6.22-rc1
v2.6.22-rc2
v2.6.22-rc3
v2.6.22-rc4
v2.6.22-rc5
v2.6.22-rc6
v2.6.22-rc7
v2.6.23
v2.6.23-rc1
v2.6.23-rc2
v2.6.23-rc3
v2.6.23-rc4
v2.6.23-rc5
v2.6.23-rc6
v2.6.23-rc7
v2.6.23-rc8
v2.6.23-rc9
v2.6.24
v2.6.24-rc1
v2.6.24-rc2
v2.6.24-rc3
v2.6.24-rc4
v2.6.24-rc5
v2.6.24-rc6
v2.6.24-rc7
v2.6.24-rc8
v2.6.25
v2.6.25-rc1
v2.6.25-rc2
v2.6.25-rc3
v2.6.25-rc4
v2.6.25-rc5
v2.6.25-rc6
v2.6.25-rc7
v2.6.25-rc8
v2.6.25-rc9
v2.6.26
v2.6.26-rc1
v2.6.26-rc2
v2.6.26-rc3
v2.6.26-rc4
v2.6.26-rc5
v2.6.26-rc6
v2.6.26-rc7
v2.6.26-rc8
v2.6.26-rc9
v2.6.27
v2.6.27-rc1
v2.6.27-rc2
v2.6.27-rc3
v2.6.27-rc4
v2.6.27-rc5
v2.6.27-rc6
v2.6.27-rc7
v2.6.27-rc8
v2.6.27-rc9
v2.6.28
v2.6.28-rc1
v2.6.28-rc2
v2.6.28-rc3
v2.6.28-rc4
v2.6.28-rc5
v2.6.28-rc6
v2.6.28-rc7
v2.6.28-rc8
v2.6.28-rc9
v2.6.29
v2.6.29-rc1
v2.6.29-rc2
v2.6.29-rc3
v2.6.29-rc4
v2.6.29-rc5
v2.6.29-rc6
v2.6.29-rc7
v2.6.29-rc8
v2.6.30
v2.6.30-rc1
v2.6.30-rc2
v2.6.30-rc3
v2.6.30-rc4
v2.6.30-rc5
v2.6.30-rc6
v2.6.30-rc7
v2.6.30-rc8
v2.6.31
v2.6.31-rc1
v2.6.31-rc2
v2.6.31-rc3
v2.6.31-rc4
v2.6.31-rc5
v2.6.31-rc6
v2.6.31-rc7
v2.6.31-rc8
v2.6.31-rc9
v2.6.32
v2.6.32-rc1
v2.6.32-rc2
v2.6.32-rc3
v2.6.32-rc4
v2.6.32-rc5
v2.6.32-rc6
v2.6.32-rc7
v2.6.32-rc8
v2.6.33
v2.6.33-rc1
v2.6.33-rc2
v2.6.33-rc3
v2.6.33-rc4
v2.6.33-rc5
v2.6.33-rc6
v2.6.33-rc7
v2.6.33-rc8
v2.6.34
v2.6.34-rc1
v2.6.34-rc2
v2.6.34-rc3
v2.6.34-rc4
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v2.6.35
v2.6.35-rc1
v2.6.35-rc2
v2.6.35-rc3
v2.6.35-rc4
v2.6.35-rc5
v2.6.35-rc6
v2.6.36
v2.6.36-rc1
v2.6.36-rc2
v2.6.36-rc3
v2.6.36-rc4
v2.6.36-rc5
v2.6.36-rc6
v2.6.36-rc7
v2.6.36-rc8
v2.6.37
v2.6.37-rc1
v2.6.37-rc2
v2.6.37-rc3
v2.6.37-rc4
v2.6.37-rc5
v2.6.37-rc6
v2.6.37-rc7
v2.6.37-rc8
v2.6.38
v2.6.38-rc1
v2.6.38-rc2
v2.6.38-rc3
v2.6.38-rc4
v2.6.38-rc5
v2.6.38-rc6
v2.6.38-rc7
v2.6.38-rc8
v2.6.39
v2.6.39-rc1
v2.6.39-rc2
v2.6.39-rc3
v2.6.39-rc4
v2.6.39-rc5
v2.6.39-rc6
v2.6.39-rc7
v3.*
v3.0
v3.0-rc1
v3.0-rc2
v3.0-rc3
v3.0-rc4
v3.0-rc5
v3.0-rc6
v3.0-rc7
v3.1
v3.1-rc1
v3.1-rc10
v3.1-rc2
v3.1-rc3
v3.1-rc4
v3.1-rc5
v3.1-rc6
v3.1-rc7
v3.1-rc8
v3.1-rc9
v3.10
v3.10-rc1
v3.10-rc2
v3.10-rc3
v3.10-rc4
v3.10-rc5
v3.10-rc6
v3.10-rc7
v3.11
v3.11-rc1
v3.11-rc2
v3.11-rc3
v3.11-rc4
v3.11-rc5
v3.11-rc6
v3.11-rc7
v3.12
v3.12-rc1
v3.12-rc2
v3.12-rc3
v3.12-rc4
v3.12-rc5
v3.12-rc6
v3.12-rc7
v3.13
v3.13-rc1
v3.13-rc2
v3.13-rc3
v3.13-rc4
v3.13-rc5
v3.13-rc6
v3.13-rc7
v3.13-rc8
v3.14
v3.14-rc1
v3.14-rc2
v3.14-rc3
v3.14-rc4
v3.14-rc5
v3.14-rc6
v3.14-rc7
v3.14-rc8
v3.15
v3.15-rc1
v3.15-rc2
v3.15-rc3
v3.15-rc4
v3.15-rc5
v3.15-rc6
v3.15-rc7
v3.15-rc8
v3.16
v3.16-rc1
v3.16-rc2
v3.16-rc3
v3.16-rc4
v3.16-rc5
v3.16-rc6
v3.16-rc7
v3.17
v3.17-rc1
v3.17-rc2
v3.17-rc3
v3.17-rc4
v3.17-rc5
v3.17-rc6
v3.17-rc7
v3.18
v3.18-rc1
v3.18-rc2
v3.18-rc3
v3.18-rc4
v3.18-rc5
v3.18-rc6
v3.18-rc7
v3.19
v3.19-rc1
v3.19-rc2
v3.19-rc3
v3.19-rc4
v3.19-rc5
v3.19-rc6
v3.19-rc7
v3.2
v3.2-rc1
v3.2-rc2
v3.2-rc3
v3.2-rc4
v3.2-rc5
v3.2-rc6
v3.2-rc7
v3.3
v3.3-rc1
v3.3-rc2
v3.3-rc3
v3.3-rc4
v3.3-rc5
v3.3-rc6
v3.3-rc7
v3.4
v3.4-rc1
v3.4-rc2
v3.4-rc3
v3.4-rc4
v3.4-rc5
v3.4-rc6
v3.4-rc7
v3.5
v3.5-rc1
v3.5-rc2
v3.5-rc3
v3.5-rc4
v3.5-rc5
v3.5-rc6
v3.5-rc7
v3.6
v3.6-rc1
v3.6-rc2
v3.6-rc3
v3.6-rc4
v3.6-rc5
v3.6-rc6
v3.6-rc7
v3.7
v3.7-rc1
v3.7-rc2
v3.7-rc3
v3.7-rc4
v3.7-rc5
v3.7-rc6
v3.7-rc7
v3.7-rc8
v3.8
v3.8-rc1
v3.8-rc2
v3.8-rc3
v3.8-rc4
v3.8-rc5
v3.8-rc6
v3.8-rc7
v3.9
v3.9-rc1
v3.9-rc2
v3.9-rc3
v3.9-rc4
v3.9-rc5
v3.9-rc6
v3.9-rc7
v3.9-rc8
v4.*
v4.0
v4.0-rc1
v4.0-rc2
v4.0-rc3
v4.0-rc4
v4.0-rc5
v4.0-rc6
v4.0-rc7
v4.1
v4.1-rc1
v4.1-rc2
v4.1-rc3
v4.1-rc4
v4.1-rc5
v4.1-rc6
v4.1-rc7
v4.1-rc8
v4.10
v4.10-rc1
v4.10-rc2
v4.10-rc3
v4.10-rc4
v4.10-rc5
v4.10-rc6
v4.10-rc7
v4.10-rc8
v4.11
v4.11-rc1
v4.11-rc2
v4.11-rc3
v4.11-rc4
v4.11-rc5
v4.11-rc6
v4.11-rc7
v4.11-rc8
v4.12
v4.12-rc1
v4.12-rc2
v4.12-rc3
v4.12-rc4
v4.12-rc5
v4.12-rc6
v4.12-rc7
v4.13
v4.13-rc1
v4.13-rc2
v4.13-rc3
v4.13-rc4
v4.13-rc5
v4.13-rc6
v4.13-rc7
v4.14
v4.14-rc1
v4.14-rc2
v4.14-rc3
v4.14-rc4
v4.14-rc5
v4.14-rc6
v4.14-rc7
v4.14-rc8
v4.15
v4.15-rc1
v4.15-rc2
v4.15-rc3
v4.15-rc4
v4.15-rc5
v4.15-rc6
v4.15-rc7
v4.15-rc8
v4.15-rc9
v4.16
v4.16-rc1
v4.16-rc2
v4.16-rc3
v4.16-rc4
v4.16-rc5
v4.16-rc6
v4.16-rc7
v4.17
v4.17-rc1
v4.17-rc2
v4.17-rc3
v4.17-rc4
v4.17-rc5
v4.17-rc6
v4.17-rc7
v4.18
v4.18-rc1
v4.18-rc2
v4.18-rc3
v4.18-rc4
v4.18-rc5
v4.18-rc6
v4.18-rc7
v4.18-rc8
v4.19
v4.19-rc1
v4.19-rc2
v4.19-rc3
v4.19-rc4
v4.19-rc5
v4.19-rc6
v4.19-rc7
v4.19-rc8
v4.2
v4.2-rc1
v4.2-rc2
v4.2-rc3
v4.2-rc4
v4.2-rc5
v4.2-rc6
v4.2-rc7
v4.2-rc8
v4.20
v4.20-rc1
v4.20-rc2
v4.20-rc3
v4.20-rc4
v4.20-rc5
v4.20-rc6
v4.20-rc7
v4.3
v4.3-rc1
v4.3-rc2
v4.3-rc3
v4.3-rc4
v4.3-rc5
v4.3-rc6
v4.3-rc7
v4.4
v4.4-rc1
v4.4-rc2
v4.4-rc3
v4.4-rc4
v4.4-rc5
v4.4-rc6
v4.4-rc7
v4.4-rc8
v4.5
v4.5-rc1
v4.5-rc2
v4.5-rc3
v4.5-rc4
v4.5-rc5
v4.5-rc6
v4.5-rc7
v4.6
v4.6-rc1
v4.6-rc2
v4.6-rc3
v4.6-rc4
v4.6-rc5
v4.6-rc6
v4.6-rc7
v4.7
v4.7-rc1
v4.7-rc2
v4.7-rc3
v4.7-rc4
v4.7-rc5
v4.7-rc6
v4.7-rc7
v4.8
v4.8-rc1
v4.8-rc2
v4.8-rc3
v4.8-rc4
v4.8-rc5
v4.8-rc6
v4.8-rc7
v4.8-rc8
v4.9
v4.9-rc1
v4.9-rc2
v4.9-rc3
v4.9-rc4
v4.9-rc5
v4.9-rc6
v4.9-rc7
v4.9-rc8
v5.*
v5.0
v5.0-rc1
v5.0-rc2
v5.0-rc3
v5.0-rc4
v5.0-rc5
v5.0-rc6
v5.0-rc7
v5.0-rc8
v5.1
v5.1-rc1
v5.1-rc2
v5.1-rc3
v5.1-rc4
v5.1-rc5
v5.1-rc6
v5.1-rc7
v5.10
v5.10-rc1
v5.10-rc2
v5.10-rc3
v5.10-rc4
v5.10-rc5
v5.10-rc6
v5.10-rc7
v5.11
v5.11-rc1
v5.11-rc2
v5.11-rc3
v5.11-rc4
v5.11-rc5
v5.11-rc6
v5.11-rc7
v5.12
v5.12-rc1
v5.12-rc1-dontuse
v5.12-rc2
v5.12-rc3
v5.12-rc4
v5.12-rc5
v5.12-rc6
v5.12-rc7
v5.12-rc8
v5.13
v5.13-rc1
v5.13-rc2
v5.13-rc3
v5.13-rc4
v5.13-rc5
v5.13-rc6
v5.13-rc7
v5.14
v5.14-rc1
v5.14-rc2
v5.14-rc3
v5.14-rc4
v5.14-rc5
v5.14-rc6
v5.14-rc7
v5.15
v5.15-rc1
v5.15-rc2
v5.15-rc3
v5.15-rc4
v5.15-rc5
v5.15-rc6
v5.15-rc7
v5.16
v5.16-rc1
v5.16-rc2
v5.16-rc3
v5.16-rc4
v5.16-rc5
v5.16-rc6
v5.16-rc7
v5.16-rc8
v5.17
v5.17-rc1
v5.17-rc2
v5.17-rc3
v5.17-rc4
v5.17-rc5
v5.17-rc6
v5.17-rc7
v5.17-rc8
v5.18
v5.18-rc1
v5.18-rc2
v5.18-rc3
v5.18-rc4
v5.18-rc5
v5.18-rc6
v5.18-rc7
v5.18.1
v5.18.2
v5.2
v5.2-rc1
v5.2-rc2
v5.2-rc3
v5.2-rc4
v5.2-rc5
v5.2-rc6
v5.2-rc7
v5.3
v5.3-rc1
v5.3-rc2
v5.3-rc3
v5.3-rc4
v5.3-rc5
v5.3-rc6
v5.3-rc7
v5.3-rc8
v5.4
v5.4-rc1
v5.4-rc2
v5.4-rc3
v5.4-rc4
v5.4-rc5
v5.4-rc6
v5.4-rc7
v5.4-rc8
v5.5
v5.5-rc1
v5.5-rc2
v5.5-rc3
v5.5-rc4
v5.5-rc5
v5.5-rc6
v5.5-rc7
v5.6
v5.6-rc1
v5.6-rc2
v5.6-rc3
v5.6-rc4
v5.6-rc5
v5.6-rc6
v5.6-rc7
v5.7
v5.7-rc1
v5.7-rc2
v5.7-rc3
v5.7-rc4
v5.7-rc5
v5.7-rc6
v5.7-rc7
v5.8
v5.8-rc1
v5.8-rc2
v5.8-rc3
v5.8-rc4
v5.8-rc5
v5.8-rc6
v5.8-rc7
v5.9
v5.9-rc1
v5.9-rc2
v5.9-rc3
v5.9-rc4
v5.9-rc5
v5.9-rc6
v5.9-rc7
v5.9-rc8

Database specific

vanir_signatures
[
    {
        "signature_type": "Function",
        "signature_version": "v1",
        "target": {
            "file": "net/ipv6/udp.c",
            "function": "compute_score"
        },
        "id": "CVE-2022-49420-0336a830",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@20b2f61797873a2b18b5ff1a304ad2674fa1e0a5",
        "digest": {
            "function_hash": "200313247127621520581188719638596411400",
            "length": 886.0
        }
    },
    {
        "signature_type": "Line",
        "signature_version": "v1",
        "target": {
            "file": "net/ipv6/udp.c"
        },
        "id": "CVE-2022-49420-25bc29bc",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@4c971d2f3548e4f11b1460ac048f5307e4b39fdb",
        "digest": {
            "line_hashes": [
                "299711429879782230056096513185501102675",
                "51829043465610244595732272488610850761",
                "315452408461793187725851093368130561632",
                "258348234953488192474189611457877728003",
                "4524577362662627105354115455573948802",
                "252438698601327134745024419467714591344",
                "137506737215049369561536583231633379843",
                "332113706308949864669878254626405539224",
                "336918038704976441590293373309128421281",
                "177187405997331454408468333667273651318",
                "20429496889834619356941604671041997009",
                "264761393034595614831940998445532310625",
                "234460323253466090687269450490303197422",
                "235601806895740851712665380301512934531",
                "145776846197230717094815790644059544793",
                "223705204587639568755060293786417566464",
                "39904360836368821916112790963944090178",
                "20176723081987412974672370525111624026",
                "258855914586077380916018439232466696792"
            ],
            "threshold": 0.9
        }
    },
    {
        "signature_type": "Function",
        "signature_version": "v1",
        "target": {
            "file": "net/ipv6/datagram.c",
            "function": "__ip6_datagram_connect"
        },
        "id": "CVE-2022-49420-2dbb0c0c",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@20b2f61797873a2b18b5ff1a304ad2674fa1e0a5",
        "digest": {
            "function_hash": "170395924975440654993465042597239174013",
            "length": 2430.0
        }
    },
    {
        "signature_type": "Function",
        "signature_version": "v1",
        "target": {
            "file": "net/ipv6/datagram.c",
            "function": "__ip6_datagram_connect"
        },
        "id": "CVE-2022-49420-328a587c",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@4c971d2f3548e4f11b1460ac048f5307e4b39fdb",
        "digest": {
            "function_hash": "170395924975440654993465042597239174013",
            "length": 2430.0
        }
    },
    {
        "signature_type": "Line",
        "signature_version": "v1",
        "target": {
            "file": "net/ipv6/datagram.c"
        },
        "id": "CVE-2022-49420-3bcc7cad",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@4c971d2f3548e4f11b1460ac048f5307e4b39fdb",
        "digest": {
            "line_hashes": [
                "264048306322476994293373172098087951814",
                "50867945918849331688270221583359360470",
                "265735899621507219283692121751575416812",
                "177920021355772008376644523981319581215",
                "83216774026390126906028766847937562346",
                "10012746100388752605421960466171454538",
                "66154345619748383767030843137139655705",
                "180298637429901490664816785691449092065",
                "220021594310571106692199939271365414798",
                "63174790539151515816507353220145406334",
                "125114316973508389920558113176282031270"
            ],
            "threshold": 0.9
        }
    },
    {
        "signature_type": "Function",
        "signature_version": "v1",
        "target": {
            "file": "net/ipv6/udp.c",
            "function": "udpv6_sendmsg"
        },
        "id": "CVE-2022-49420-487e3132",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@20b2f61797873a2b18b5ff1a304ad2674fa1e0a5",
        "digest": {
            "function_hash": "115711720697686369837666202553221434247",
            "length": 6790.0
        }
    },
    {
        "signature_type": "Line",
        "signature_version": "v1",
        "target": {
            "file": "include/net/sock.h"
        },
        "id": "CVE-2022-49420-5096fd82",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@4c971d2f3548e4f11b1460ac048f5307e4b39fdb",
        "digest": {
            "line_hashes": [
                "182341888770492833979708719996848356424",
                "229804088061113493615438529708922380898",
                "99993169983191474699188777474787065092",
                "126957953084343977114929439414738719493",
                "37796208760883884419377112217861234155",
                "332233165155814979479081136042517979763",
                "93317179559999145437430097172907698072",
                "149728019539719393674888117172914337016",
                "189623663670671922501276793041430752513"
            ],
            "threshold": 0.9
        }
    },
    {
        "signature_type": "Function",
        "signature_version": "v1",
        "target": {
            "file": "net/ipv6/datagram.c",
            "function": "ip6_datagram_send_ctl"
        },
        "id": "CVE-2022-49420-529791d6",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@20b2f61797873a2b18b5ff1a304ad2674fa1e0a5",
        "digest": {
            "function_hash": "128992734219264835309257712155545235227",
            "length": 5217.0
        }
    },
    {
        "signature_type": "Function",
        "signature_version": "v1",
        "target": {
            "file": "net/ipv6/udp.c",
            "function": "__udp_v6_is_mcast_sock"
        },
        "id": "CVE-2022-49420-7509e72e",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@20b2f61797873a2b18b5ff1a304ad2674fa1e0a5",
        "digest": {
            "function_hash": "44854395681877227662469478022504807470",
            "length": 773.0
        }
    },
    {
        "signature_type": "Function",
        "signature_version": "v1",
        "target": {
            "file": "include/net/ip.h",
            "function": "ipcm_init_sk"
        },
        "id": "CVE-2022-49420-7858985c",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@4c971d2f3548e4f11b1460ac048f5307e4b39fdb",
        "digest": {
            "function_hash": "135397730418996906667613477707063228809",
            "length": 280.0
        }
    },
    {
        "signature_type": "Line",
        "signature_version": "v1",
        "target": {
            "file": "include/net/ip.h"
        },
        "id": "CVE-2022-49420-7cc8cce6",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@4c971d2f3548e4f11b1460ac048f5307e4b39fdb",
        "digest": {
            "line_hashes": [
                "236334214850440250617030625078940358433",
                "158155796594956480565204490350232195487",
                "555522041842233508451788638790879781",
                "125883497239052745890557008440505354860"
            ],
            "threshold": 0.9
        }
    },
    {
        "signature_type": "Line",
        "signature_version": "v1",
        "target": {
            "file": "net/ipv6/datagram.c"
        },
        "id": "CVE-2022-49420-854230a3",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@20b2f61797873a2b18b5ff1a304ad2674fa1e0a5",
        "digest": {
            "line_hashes": [
                "264048306322476994293373172098087951814",
                "50867945918849331688270221583359360470",
                "265735899621507219283692121751575416812",
                "177920021355772008376644523981319581215",
                "83216774026390126906028766847937562346",
                "10012746100388752605421960466171454538",
                "66154345619748383767030843137139655705",
                "180298637429901490664816785691449092065",
                "220021594310571106692199939271365414798",
                "63174790539151515816507353220145406334",
                "125114316973508389920558113176282031270"
            ],
            "threshold": 0.9
        }
    },
    {
        "signature_type": "Function",
        "signature_version": "v1",
        "target": {
            "file": "net/ipv6/datagram.c",
            "function": "ip6_datagram_send_ctl"
        },
        "id": "CVE-2022-49420-8f49ea53",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@4c971d2f3548e4f11b1460ac048f5307e4b39fdb",
        "digest": {
            "function_hash": "128992734219264835309257712155545235227",
            "length": 5217.0
        }
    },
    {
        "signature_type": "Function",
        "signature_version": "v1",
        "target": {
            "file": "include/net/sock.h",
            "function": "sk_dev_equal_l3scope"
        },
        "id": "CVE-2022-49420-a3983667",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@4c971d2f3548e4f11b1460ac048f5307e4b39fdb",
        "digest": {
            "function_hash": "117132252540372951611011061385155393306",
            "length": 284.0
        }
    },
    {
        "signature_type": "Function",
        "signature_version": "v1",
        "target": {
            "file": "net/ipv6/udp.c",
            "function": "udpv6_sendmsg"
        },
        "id": "CVE-2022-49420-a39df648",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@4c971d2f3548e4f11b1460ac048f5307e4b39fdb",
        "digest": {
            "function_hash": "115711720697686369837666202553221434247",
            "length": 6790.0
        }
    },
    {
        "signature_type": "Function",
        "signature_version": "v1",
        "target": {
            "file": "include/net/sock.h",
            "function": "sk_dev_equal_l3scope"
        },
        "id": "CVE-2022-49420-a6904f20",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@20b2f61797873a2b18b5ff1a304ad2674fa1e0a5",
        "digest": {
            "function_hash": "117132252540372951611011061385155393306",
            "length": 284.0
        }
    },
    {
        "signature_type": "Function",
        "signature_version": "v1",
        "target": {
            "file": "include/net/ip.h",
            "function": "ipcm_init_sk"
        },
        "id": "CVE-2022-49420-ad6e5242",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@20b2f61797873a2b18b5ff1a304ad2674fa1e0a5",
        "digest": {
            "function_hash": "135397730418996906667613477707063228809",
            "length": 280.0
        }
    },
    {
        "signature_type": "Line",
        "signature_version": "v1",
        "target": {
            "file": "include/net/ip.h"
        },
        "id": "CVE-2022-49420-c56a2778",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@20b2f61797873a2b18b5ff1a304ad2674fa1e0a5",
        "digest": {
            "line_hashes": [
                "236334214850440250617030625078940358433",
                "158155796594956480565204490350232195487",
                "555522041842233508451788638790879781",
                "125883497239052745890557008440505354860"
            ],
            "threshold": 0.9
        }
    },
    {
        "signature_type": "Line",
        "signature_version": "v1",
        "target": {
            "file": "include/net/sock.h"
        },
        "id": "CVE-2022-49420-c5b3d891",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@20b2f61797873a2b18b5ff1a304ad2674fa1e0a5",
        "digest": {
            "line_hashes": [
                "182341888770492833979708719996848356424",
                "229804088061113493615438529708922380898",
                "99993169983191474699188777474787065092",
                "126957953084343977114929439414738719493",
                "37796208760883884419377112217861234155",
                "332233165155814979479081136042517979763",
                "93317179559999145437430097172907698072",
                "149728019539719393674888117172914337016",
                "189623663670671922501276793041430752513"
            ],
            "threshold": 0.9
        }
    },
    {
        "signature_type": "Function",
        "signature_version": "v1",
        "target": {
            "file": "net/ipv6/udp.c",
            "function": "__udp_v6_is_mcast_sock"
        },
        "id": "CVE-2022-49420-ef8d0658",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@4c971d2f3548e4f11b1460ac048f5307e4b39fdb",
        "digest": {
            "function_hash": "44854395681877227662469478022504807470",
            "length": 773.0
        }
    },
    {
        "signature_type": "Function",
        "signature_version": "v1",
        "target": {
            "file": "net/ipv6/udp.c",
            "function": "compute_score"
        },
        "id": "CVE-2022-49420-efc21a5a",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@4c971d2f3548e4f11b1460ac048f5307e4b39fdb",
        "digest": {
            "function_hash": "200313247127621520581188719638596411400",
            "length": 886.0
        }
    },
    {
        "signature_type": "Line",
        "signature_version": "v1",
        "target": {
            "file": "net/ipv6/udp.c"
        },
        "id": "CVE-2022-49420-f03a4b47",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@20b2f61797873a2b18b5ff1a304ad2674fa1e0a5",
        "digest": {
            "line_hashes": [
                "299711429879782230056096513185501102675",
                "51829043465610244595732272488610850761",
                "315452408461793187725851093368130561632",
                "258348234953488192474189611457877728003",
                "4524577362662627105354115455573948802",
                "252438698601327134745024419467714591344",
                "137506737215049369561536583231633379843",
                "332113706308949864669878254626405539224",
                "336918038704976441590293373309128421281",
                "177187405997331454408468333667273651318",
                "20429496889834619356941604671041997009",
                "264761393034595614831940998445532310625",
                "234460323253466090687269450490303197422",
                "235601806895740851712665380301512934531",
                "145776846197230717094815790644059544793",
                "223705204587639568755060293786417566464",
                "39904360836368821916112790963944090178",
                "20176723081987412974672370525111624026",
                "258855914586077380916018439232466696792"
            ],
            "threshold": 0.9
        }
    }
]
source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49420.json"