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CVE-2026-97567

mptcp: prevent race between disconnect() and rtx

N/A
Published: September 25, 2026 at 10:21 AM UTC
Updated: October 21, 2026 at 01:21 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
N/A
Exploit prediction
EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: mptcp: prevent race between disconnect() and rtx Sashiko noted that the two event can race, leading to inconsistent status. Prevent the race using the synchronous timer stop operation.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
90%
5.17b29fcfb54cd70caca5b11c80d8d238854938884a
Vendor states this is fixed in 374da2b9be1280695ce41f108334a8f16e3e54be (fixed)
Vendor states this is fixed in 69a7b2a912672159dda7dcf325d27752d448dfdf (fixed)
Vendor states this is fixed in 85c580b0d8590520ae00a15c29e9fb9c99427a3e (fixed)
Vendor states this is fixed in 5.17 (unaffected)
Vendor states this is fixed in 6.12.113 (unaffected)
Vendor states this is fixed in 6.18.53 (unaffected)
Vendor states this is fixed in 6.6.160 (unaffected)
Vendor states this is fixed in 7.2.7 (unaffected)
Vendor states this is fixed in 7.3 (unaffected)
Vendor states this is fixed in 7.3-rc3 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

Source: cverecord
https://git.kernel.org/stable/c/374da2b9be1280695ce41f108334a8f16e3e54be
Source: cverecord
https://git.kernel.org/stable/c/69a7b2a912672159dda7dcf325d27752d448dfdf
Source: cverecord
https://git.kernel.org/stable/c/85c580b0d8590520ae00a15c29e9fb9c99427a3e
Source: cverecord
https://git.kernel.org/stable/c/2261f857ef4e0d21eb1a8b47b06640cf7ab16d3e
Source: cverecord
https://git.kernel.org/stable/c/75b3b30ae4ee6aa0572595f6b48544ed4f479eb6

Quick Info

StatusRECEIVED

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