CVE-2025-38079: Debian Linux

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

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.

Affected products

• Debian Debian Linux: version 11.0 only
• Linux Linux Kernel: from 2.6.38, before 5.4.294 (fixed in 5.4.294); from 5.5, before 5.10.238 (fixed in 5.10.238); from 5.11, before 5.15.185 (fixed in 5.15.185); from 5.16, before 6.1.141 (fixed in 6.1.141); from 6.2, before 6.6.93 (fixed in 6.6.93); from 6.7, before 6.12.31 (fixed in 6.12.31); …

Published 2025-06-18. Last modified 2026-07-30.