CVE-2025-8058

CVE Details

Release Date:	2025-07-23
Impact:	Moderate	What is this?

Description

The regcomp function in the GNU C library version from 2.4 to 2.41 is subject to a double free if some previous allocation fails. It can be accomplished either by a malloc failure or by using an interposed malloc that injects random malloc failures. The double free can allow buffer manipulation depending of how the regex is constructed. This issue affects all architectures and ABIs supported by the GNU C library.

See more information about CVE-2025-8058 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v3 metrics

Base Score:	4.2
Vector String:	CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:L
Version:	3.1
Attack Vector:	Local
Attack Complexity:	High
Privileges Required:	Low
User Interaction:	Required
Scope:	Unchanged
Confidentiality Impact:	Low
Integrity Impact:	Low
Availability Impact:	Low

Errata information

Platform	Errata	Release Date
Oracle Linux version 10 (glibc)	ELSA-2025-13240	2025-08-07
Oracle Linux version 8 (glibc)	ELSA-2025-12980	2025-08-05
Oracle Linux version 9 (glibc)	ELSA-2025-12748	2025-08-05