GHSA-7c5c-gph2-xxg8HighCVSS 7.5

In the Linux kernel, the following vulnerability has been resolved: mptcp: close race between...

Published
September 25, 2026
Last Modified
October 3, 2026

🔗 CVE IDs covered (1)

📋 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.

🔗 References (9)