CVE-2025-38079
Last modified
CVE-2025-38079 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 0.18% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Linux | Linux Kernel | >= 2.6.38, < 5.4.294 | — |
| Linux | Linux Kernel | >= 5.5, < 5.10.238 | — |
| Linux | Linux Kernel | >= 5.11, < 5.15.185 | — |
| Linux | Linux Kernel | >= 5.16, < 6.1.141 | — |
| Linux | Linux Kernel | >= 6.2, < 6.6.93 | — |
| Linux | Linux Kernel | >= 6.7, < 6.12.31 | — |
| Linux | Linux Kernel | >= 6.13, < 6.14.9 | — |
| Linux | Linux Kernel | 6.15 | Rc1 |
| Debian | Debian Linux | 11.0 | — |
References
- https://lists.debian.org/debian-lts-announce/2025/10/msg00007.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.htmlThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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