CVE-2025-71148
LOWLinux kernel - Use After Free
Title source: llmDescription
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.
References (4)
Scores
CVSS v3
3.3
EPSS
0.0001
EPSS Percentile
3.0%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Classification
Status
published
Affected Products (5)
linux/Kernel
< 6.6.120linux
linux/Kernel
< 6.12.64linux
linux/Kernel
< 6.18.3linux
linux/linux_kernel
< 6.6.120
linux/linux_kernel
Timeline
Published
Jan 23, 2026
Tracked Since
Feb 18, 2026