CVE-2025-22062

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Source
https://nvd.nist.gov/vuln/detail/CVE-2025-22062
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-22062.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-22062
Downstream
Related
Published
2025-04-16T15:15:59Z
Modified
2025-08-13T01:04:54.410753Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

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

sctp: add mutual exclusion in procsctpdoudpport()

We must serialize calls to sctpudpsockstop() and sctpudpsockstart() or risk a crash as syzbot reported:

Oops: general protection fault, probably for non-canonical address 0xdffffc000000000d: 0000 [#1] SMP KASAN PTI KASAN: null-ptr-deref in range [0x0000000000000068-0x000000000000006f] CPU: 1 UID: 0 PID: 6551 Comm: syz.1.44 Not tainted 6.14.0-syzkaller-g7f2ff7b62617 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:kernelsockshutdown+0x47/0x70 net/socket.c:3653 Call Trace: <TASK> udptunnelsockrelease+0x68/0x80 net/ipv4/udptunnelcore.c:181 sctpudpsockstop+0x71/0x160 net/sctp/protocol.c:930 procsctpdoudpport+0x264/0x450 net/sctp/sysctl.c:553 procsyscallhandler+0x3d0/0x5b0 fs/proc/procsysctl.c:601 iterfilesplicewrite+0x91c/0x1150 fs/splice.c:738 dosplicefrom fs/splice.c:935 [inline] directspliceactor+0x18f/0x6c0 fs/splice.c:1158 splicedirecttoactor+0x342/0xa30 fs/splice.c:1102 dosplicedirectactor fs/splice.c:1201 [inline] dosplicedirect+0x174/0x240 fs/splice.c:1227 dosendfile+0xafd/0xe50 fs/readwrite.c:1368 _dosyssendfile64 fs/readwrite.c:1429 [inline] _sesyssendfile64 fs/readwrite.c:1415 [inline] _x64syssendfile64+0x1d8/0x220 fs/readwrite.c:1415 dosyscallx64 arch/x86/entry/syscall64.c:63 [inline]

References

Affected packages

Debian:12 / linux

Package

Name
linux
Purl
pkg:deb/debian/linux?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
6.1.140-1

Affected versions

6.*

6.1.27-1
6.1.37-1
6.1.38-1
6.1.38-2~bpo11+1
6.1.38-2
6.1.38-3
6.1.38-4~bpo11+1
6.1.38-4
6.1.52-1
6.1.55-1~bpo11+1
6.1.55-1
6.1.64-1
6.1.66-1
6.1.67-1
6.1.69-1~bpo11+1
6.1.69-1
6.1.76-1~bpo11+1
6.1.76-1
6.1.82-1
6.1.85-1
6.1.90-1~bpo11+1
6.1.90-1
6.1.94-1~bpo11+1
6.1.94-1
6.1.98-1
6.1.99-1
6.1.106-1
6.1.106-2
6.1.106-3
6.1.112-1
6.1.115-1
6.1.119-1
6.1.123-1
6.1.124-1
6.1.128-1
6.1.129-1
6.1.133-1
6.1.135-1
6.1.137-1
6.1.139-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / linux

Package

Name
linux
Purl
pkg:deb/debian/linux?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
6.12.25-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:14 / linux

Package

Name
linux
Purl
pkg:deb/debian/linux?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
6.12.25-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:11 / linux-6.1

Package

Name
linux-6.1
Purl
pkg:deb/debian/linux-6.1?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
6.1.140-1~deb11u1

Affected versions

6.*

6.1.106-3~deb11u1
6.1.106-3~deb11u2
6.1.106-3~deb11u3
6.1.112-1~deb11u1
6.1.119-1~deb11u1
6.1.128-1~deb11u1
6.1.129-1~deb11u1
6.1.137-1~deb11u1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}