CVE-2022-49579
- Source
- https://cve.org/CVERecord?id=CVE-2022-49579
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49579.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2022-49579
- Downstream
- Related
- Published
- 2025-02-26T02:23:18.163Z
- Modified
- 2026-03-11T06:08:00.707451Z
- Severity
-
- 4.7 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- ipv4: Fix data-races around sysctl_fib_multipath_hash_policy.
- Details
-
In the Linux kernel, the following vulnerability has been resolved:
ipv4: Fix data-races around sysctlfibmultipathhashpolicy.
While reading sysctlfibmultipathhashpolicy, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.
- Database specific
{ "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49579.json", "cna_assigner": "Linux" }- References
-
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/21fb844bc1dc1461f5038d655aa1a14f39e13049
- https://git.kernel.org/stable/c/7998c12a08c97cc26660532c9f90a34bd7d8da5a
- https://git.kernel.org/stable/c/918ee6592ab9a2ff5316d06cfd4aaef60ccabec6
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49579.json
- https://nvd.nist.gov/vuln/detail/CVE-2022-49579
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
-
Introducedbf4e0a3db97eb882368fd82980b3b1fa0b5b9778Fixed21fb844bc1dc1461f5038d655aa1a14f39e13049Fixed918ee6592ab9a2ff5316d06cfd4aaef60ccabec6Fixed7998c12a08c97cc26660532c9f90a34bd7d8da5a
Affected versions
v4.*
v4.11
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
v4.20
v4.20-rc1
v4.20-rc2
v4.20-rc3
v4.20-rc4
v4.20-rc5
v4.20-rc6
v4.20-rc7
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
v5.15.1
v5.15.10
v5.15.11
v5.15.12
v5.15.13
v5.15.14
v5.15.15
v5.15.16
v5.15.17
v5.15.18
v5.15.19
v5.15.2
v5.15.20
v5.15.21
v5.15.22
v5.15.23
v5.15.24
v5.15.25
v5.15.26
v5.15.27
v5.15.28
v5.15.29
v5.15.3
v5.15.30
v5.15.31
v5.15.32
v5.15.33
v5.15.34
v5.15.35
v5.15.36
v5.15.37
v5.15.38
v5.15.39
v5.15.4
v5.15.40
v5.15.41
v5.15.42
v5.15.43
v5.15.44
v5.15.45
v5.15.46
v5.15.47
v5.15.48
v5.15.49
v5.15.5
v5.15.50
v5.15.51
v5.15.52
v5.15.53
v5.15.54
v5.15.55
v5.15.56
v5.15.57
v5.15.6
v5.15.7
v5.15.8
v5.15.9
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
v5.18.10
v5.18.11
v5.18.12
v5.18.13
v5.18.14
v5.18.2
v5.18.3
v5.18.4
v5.18.5
v5.18.6
v5.18.7
v5.18.8
v5.18.9
v5.19-rc1
v5.19-rc2
v5.19-rc3
v5.19-rc4
v5.19-rc5
v5.19-rc6
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": "drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c",
"function": "mlxsw_sp_mp4_hash_init"
},
"id": "CVE-2022-49579-0af4cf16",
"deprecated": false,
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@21fb844bc1dc1461f5038d655aa1a14f39e13049",
"digest": {
"function_hash": "325570489211570537809147035558395778922",
"length": 1145.0
}
},
{
"signature_type": "Line",
"signature_version": "v1",
"target": {
"file": "drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c"
},
"id": "CVE-2022-49579-1743dc07",
"deprecated": false,
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@7998c12a08c97cc26660532c9f90a34bd7d8da5a",
"digest": {
"line_hashes": [
"243138077282067900869278157852095126387",
"151942836551444731190723975949475070800",
"199274031223029563787812106710456033176",
"236387036372112922192752808562867196637"
],
"threshold": 0.9
}
},
{
"signature_type": "Function",
"signature_version": "v1",
"target": {
"file": "drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c",
"function": "mlxsw_sp_mp4_hash_init"
},
"id": "CVE-2022-49579-19767836",
"deprecated": false,
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@918ee6592ab9a2ff5316d06cfd4aaef60ccabec6",
"digest": {
"function_hash": "325570489211570537809147035558395778922",
"length": 1145.0
}
},
{
"signature_type": "Line",
"signature_version": "v1",
"target": {
"file": "drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c"
},
"id": "CVE-2022-49579-1b565d62",
"deprecated": false,
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@918ee6592ab9a2ff5316d06cfd4aaef60ccabec6",
"digest": {
"line_hashes": [
"243138077282067900869278157852095126387",
"151942836551444731190723975949475070800",
"199274031223029563787812106710456033176",
"236387036372112922192752808562867196637"
],
"threshold": 0.9
}
},
{
"signature_type": "Line",
"signature_version": "v1",
"target": {
"file": "net/ipv4/route.c"
},
"id": "CVE-2022-49579-257bfb7e",
"deprecated": false,
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@7998c12a08c97cc26660532c9f90a34bd7d8da5a",
"digest": {
"line_hashes": [
"178444814645682246779207421743198421605",
"133130109342694794615379068862098104085",
"50332874702934927732015988068466464637",
"270550295010524639273148118049479006134"
],
"threshold": 0.9
}
},
{
"signature_type": "Line",
"signature_version": "v1",
"target": {
"file": "drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c"
},
"id": "CVE-2022-49579-43c997dc",
"deprecated": false,
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@21fb844bc1dc1461f5038d655aa1a14f39e13049",
"digest": {
"line_hashes": [
"243138077282067900869278157852095126387",
"151942836551444731190723975949475070800",
"199274031223029563787812106710456033176",
"236387036372112922192752808562867196637"
],
"threshold": 0.9
}
},
{
"signature_type": "Function",
"signature_version": "v1",
"target": {
"file": "net/ipv4/route.c",
"function": "fib_multipath_hash"
},
"id": "CVE-2022-49579-55835efc",
"deprecated": false,
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@21fb844bc1dc1461f5038d655aa1a14f39e13049",
"digest": {
"function_hash": "51854123535483667283124172109501351718",
"length": 2688.0
}
},
{
"signature_type": "Function",
"signature_version": "v1",
"target": {
"file": "net/ipv4/route.c",
"function": "fib_multipath_hash"
},
"id": "CVE-2022-49579-653e6fa5",
"deprecated": false,
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@918ee6592ab9a2ff5316d06cfd4aaef60ccabec6",
"digest": {
"function_hash": "51854123535483667283124172109501351718",
"length": 2688.0
}
},
{
"signature_type": "Function",
"signature_version": "v1",
"target": {
"file": "drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c",
"function": "mlxsw_sp_mp4_hash_init"
},
"id": "CVE-2022-49579-9f5b9087",
"deprecated": false,
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@7998c12a08c97cc26660532c9f90a34bd7d8da5a",
"digest": {
"function_hash": "325570489211570537809147035558395778922",
"length": 1145.0
}
},
{
"signature_type": "Function",
"signature_version": "v1",
"target": {
"file": "net/ipv4/route.c",
"function": "fib_multipath_hash"
},
"id": "CVE-2022-49579-ce4d8a4e",
"deprecated": false,
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@7998c12a08c97cc26660532c9f90a34bd7d8da5a",
"digest": {
"function_hash": "51854123535483667283124172109501351718",
"length": 2688.0
}
},
{
"signature_type": "Line",
"signature_version": "v1",
"target": {
"file": "net/ipv4/route.c"
},
"id": "CVE-2022-49579-e206ad90",
"deprecated": false,
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@918ee6592ab9a2ff5316d06cfd4aaef60ccabec6",
"digest": {
"line_hashes": [
"178444814645682246779207421743198421605",
"133130109342694794615379068862098104085",
"50332874702934927732015988068466464637",
"270550295010524639273148118049479006134"
],
"threshold": 0.9
}
},
{
"signature_type": "Line",
"signature_version": "v1",
"target": {
"file": "net/ipv4/route.c"
},
"id": "CVE-2022-49579-f3128800",
"deprecated": false,
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@21fb844bc1dc1461f5038d655aa1a14f39e13049",
"digest": {
"line_hashes": [
"178444814645682246779207421743198421605",
"133130109342694794615379068862098104085",
"50332874702934927732015988068466464637",
"270550295010524639273148118049479006134"
],
"threshold": 0.9
}
}
]
source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49579.json"