CVE-2025-38079
crypto: algif_hash - fix double free in hash_accept
HIGH 7.8EPSS 0.2%
In the Linux kernel, the following vulnerability has been resolved:crypto: algif_hash - fix double free in hash_acceptIf accept(2) is called on socket type algif_hash withMSG_MORE flag set and crypto_ahash_import fails,sk2 is freed. However, it is also freed in af_alg_release,leading to slab-use-after-free error.
- Affected
- Linux
- CVSS v3.1 NVD
- 7.8 HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS
- 0.21% chance of exploitation in the next 30 days, 11th percentile
- Published
- 2025-06-18
- Updated
- 2026-10-15
Proof-of-concept exploits (1)
- OBLIVION-EDGE-VR-LLC/Archimedes0★ · 2026-01-11
Security advisories
- https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html
- https://git.kernel.org/stable/c/0346f4b742345d1c733c977f3a7aef5a6419a967
- https://git.kernel.org/stable/c/134daaba93193df9e988524b5cd2f52d15eb1993
- https://git.kernel.org/stable/c/2f45a8d64fb4ed4830a4b3273834ecd6ca504896
- https://git.kernel.org/stable/c/5bff312b59b3f2a54ff504e4f4e47272b64f3633
- https://git.kernel.org/stable/c/b2df03ed4052e97126267e8c13ad4204ea6ba9b6
- https://git.kernel.org/stable/c/bf7bba75b91539e93615f560893a599c1e1c98bf
- https://git.kernel.org/stable/c/c3059d58f79fdfb2201249c2741514e34562b547
- https://git.kernel.org/stable/c/f0f3d09f53534ea385d55ced408f2b67059b16e4