Bug 2541009 (CVE-2026-97567) - CVE-2026-97567 kernel: mptcp: prevent race between disconnect() and rtx
Summary: CVE-2026-97567 kernel: mptcp: prevent race between disconnect() and rtx
Keywords:
Status: NEW
Alias: CVE-2026-97567
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-09-25 10:37 UTC by OSIDB Bzimport
Modified: 2026-09-29 04:02 UTC (History)
17 users (show)

Fixed In Version:
Clone Of:
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Description OSIDB Bzimport 2026-09-25 10:37:13 UTC 
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.
Comment 1 gkamathe 2026-09-29 03:55:50 UTC 
Upstream advisory:
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-97567.mbox
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