PT-2023-6835 · Unknown+3 · Gnu C Library+3

Romain Geissler · Published 2023-09-25 · Updated 2026-02-18 · CVE-2023-5156

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions GNU C Library (affected versions not specified)

Description The issue is related to a memory leak in the GNU C Library, potentially causing an application crash. It is associated with incorrect memory deallocation before removing the last reference. Exploitation of this issue may allow a remote attacker to cause a denial of service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Memory Leak

Weakness Enumeration

CWE-401

Related Identifiers

ALT-PU-2023-6087

AZL-30046

AZL-34734

BDU:2023-07710

CVE-2023-5156

MGASA-2023-0281

OESA-2023-1688

USN-6541-1

USN-6541-2

Affected Products

Alt Linux

Gnu C Library

Linuxmint

Ubuntu

References · 44

• https://cve.org/CVERecord?id=CVE-2023-5156 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-5156 · Security Note
• https://ubuntu.com/security/notices/USN-6541-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-5156 · Vendor Advisory
• https://osv.dev/vulnerability/BELL-CVE-2023-5156 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-6541-2 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2023-0281 · Vendor Advisory
• https://sourceware.org/bugzilla/show_bug.cgi?id=30884 · Patch
• https://ubuntu.com/security/CVE-2023-4813 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-5156 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-07710 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-5156 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-4813 · Security Note
• https://osv.dev/vulnerability/USN-6541-1 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se81-bulletin-20230315SE81 · Vendor Advisory