Vulnerability in Linux

CVE-2025-71148

In the Linux kernel, the following vulnerability has been resolved: net/handshake: restore destructor on submit failure handshake_req_submit() replaces sk->sk_destruct but never restores it when submission fails before the request is hashed. handshake_sk_destruct() then returns early and the original destructor never runs, leaking the socket. Restore sk_destruct on the error path.

EPSS: 0.001 (1.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

References

Frequently asked questions

What is CVE-2025-71148?
CVE-2025-71148 is a low-severity vulnerability in Linux. CVSS score: 3.3/10. Published 2026-01-23.
How severe is CVE-2025-71148?
Low severity. CVSS v3 base score is 3.3 out of 10.