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VULNERABILITIES

CVE-2026-97523 Details

Description

In the Linux kernel, the following vulnerability has been resolved: mptcp: close race between scheduler and state change The mptcp scheduler may race with subflow sockets state change: data transmission on the selected socket may fail and a later release could try to use mss_now reset to 0 for a divide operation. Address the issue by explicitly checking for the critical scenario.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: kernel.orgCVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://git.kernel.org/stable/c/42064de57fb83231fcc89663a94885f228a1ee53 kernel.org
https://git.kernel.org/stable/c/4c856f3c151a2f3fa237caa651c44015916ca584 kernel.org
https://git.kernel.org/stable/c/8f11430d51ff8365bc51b670bc3002b65ae4c6b7 kernel.org
https://git.kernel.org/stable/c/a09c87abf10a0a7e203137c75b5381aa63d9b31d kernel.org

Weakness Enumeration

No weakness enumeration is available for this CVE.

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-97523
NVD Published Date:
Sep 25, 2026
NVD Last Modified:
Sep 25, 2026
Source:
kernel.org
CVE-2026-97523 Details - Not Deferred