CVE-2025-38079

HIGH

Linux Kernel Use-After-Free in crypto: algif_hash

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: crypto: algif_hash - fix double free in hash_accept If accept(2) is called on socket type algif_hash with MSG_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.

References (11)

Core 11
Core References

Scores

CVSS v3 7.8
EPSS 0.0018
EPSS Percentile 7.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-415
Status published
Products (28)
debian/debian_linux 11.0
linux/Kernel 2.6.38 - 5.4.294linux
linux/Kernel 5.11.0 - 5.15.185linux
linux/Kernel 5.16.0 - 6.1.141linux
linux/Kernel 5.5.0 - 5.10.238linux
linux/Kernel 6.13.0 - 6.14.9linux
linux/Kernel 6.2.0 - 6.6.93linux
linux/Kernel 6.7.0 - 6.12.31linux
Linux/Linux < 2.6.38
Linux/Linux 2.6.38
... and 18 more
Published Jun 18, 2025
Tracked Since Feb 18, 2026