CVE-2025-0395

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

22/01/2025

Last modified:

12/05/2026

Description

When the assert() function in the GNU C Library versions 2.13 to 2.40 fails, it does not allocate enough space for the assertion failure message string and size information, which may lead to a buffer overflow if the message string size aligns to page size.

Impact

Vector 3.x

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

Base Score: 6.20 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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

Base Score 3.x

6.20

Severity 3.x

MEDIUM

References to Advisories, Solutions, and Tools

https://sourceware.org/bugzilla/show_bug.cgi?id=32582
https://sourceware.org/git/?p=glibc.git;a=blob;f=advisories/GLIBC-SA-2025-0001
https://sourceware.org/pipermail/libc-announce/2025/000044.html
https://www.openwall.com/lists/oss-security/2025/01/22/4
http://www.openwall.com/lists/oss-security/2025/01/22/4
http://www.openwall.com/lists/oss-security/2025/01/23/2
http://www.openwall.com/lists/oss-security/2025/04/13/1
http://www.openwall.com/lists/oss-security/2025/04/24/7
https://lists.debian.org/debian-lts-announce/2025/04/msg00039.html
https://security.netapp.com/advisory/ntap-20250228-0006/
https://cert-portal.siemens.com/productcert/html/ssa-398330.html
https://cert-portal.siemens.com/productcert/html/ssa-577017.html