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CVE-2025-71148

net/handshake: restore destructor on submit failure PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 3b3009ea8abb713b022d94fba95ec270cf6e7eae before cd8cf2be3717137554744233fda051ffc09d1d44; affected 3b3009ea8abb713b022d94fba95ec270cf6e7eae before 7b82a1d6ae869533d8bdb0282a3a78faed8e63dd; affected 3b3009ea8abb713b022d94fba95ec270cf6e7eae before b225325be7b247c7268e65eea6090db1fc786d1f; affected 3b3009ea8abb713b022d94fba95ec270cf6e7eae before 6af2a01d65f89e73c1cbb9267f8880d83a88cee4
Linux / Linuxaffected 6.4; unaffected 0 before 6.4; unaffected 6.6.120 through 6.6.*; unaffected 6.12.64 through 6.12.*; unaffected 6.18.3 through 6.18.*; unaffected 6.19 through *

CWE

No CWE identifiers supplied.

References