Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mptcp: fixed the NULL pointer dereferencing issue in the early fallback to fastopen. In the event of an early fallback to TCP, subflowsynrecvsock deletes the subflow context before returning the newly allocated socket to the...

PT-2025-53162

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s MPTCP implementation. Specifically, a NULL pointer dereference can occur on fastopen early fallback. This happens when the system falls back to TCP...