CVE-2025-38079

Severity CVSS v4.0:

Pending analysis

Type:

CWE-415 Double Free

Publication date:

18/06/2025

Last modified:

17/12/2025

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.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

7.80

Severity 3.x

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	2.6.38 (including)	5.4.294 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.5 (including)	5.10.238 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.15.185 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.16 (including)	6.1.141 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.2 (including)	6.6.93 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.7 (including)	6.12.31 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.13 (including)	6.14.9 (excluding)
cpe:2.3:o:linux:linux_kernel:6.15:rc1::::::
cpe:2.3:o:linux:linux_kernel:6.15:rc2::::::
cpe:2.3:o:linux:linux_kernel:6.15:rc3::::::
cpe:2.3:o:linux:linux_kernel:6.15:rc4::::::
cpe:2.3:o:linux:linux_kernel:6.15:rc5::::::
cpe:2.3:o:linux:linux_kernel:6.15:rc6::::::
cpe:2.3:o:linux:linux_kernel:6.15:rc7::::::
cpe:2.3:o:debian:debian_linux:11.0:::::::*

To consult the complete list of CPE names with products and versions, see this page

CVE-2025-38079

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools