CVE-2023-5156

HIGH

GNU C Library - Memory Corruption

Title source: llm

Description

A flaw was found in the GNU C Library. A recent fix for CVE-2023-4806 introduced the potential for a memory leak, which may result in an application crash.

References (9)

[Third Party Advisory] https://access.redhat.com/security/cve/CVE-2023-5156

[Issue Tracking, Patch] https://bugzilla.redhat.com/show_bug.cgi?id=2240541

[Issue Tracking, Patch] https://sourceware.org/bugzilla/show_bug.cgi?id=30884

[Mailing List, Patch] https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=ec6b95c3303c700eb89eebeda2d7264cc184a796

[Third Party Advisory] https://security.gentoo.org/glsa/202402-01

[Mailing List] http://www.openwall.com/lists/oss-security/2023/10/03/4

[Mailing List] http://www.openwall.com/lists/oss-security/2023/10/03/5

[Mailing List] http://www.openwall.com/lists/oss-security/2023/10/03/6

[Mailing List] http://www.openwall.com/lists/oss-security/2023/10/03/8

Scores

CVSS v3 7.5

EPSS 0.0006

EPSS Percentile 17.9%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Classification

CWE

CWE-401

Status published

Affected Products (3)

gnu/glibc < 2.39

redhat/enterprise_linux

Timeline

Published Sep 25, 2023

Tracked Since Feb 18, 2026