All vulnerabilities

CVE-2023-4911

Description

A buffer overflow was discovered in the GNU C Library's dynamic loader ld.so while processing the GLIBC_TUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBC_TUNABLES environment variables when launching binaries with SUID permission to execute code with elevated privileges.

Patch Available

Fix available through Seal Security. 

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Fix without upgrading
Score
7.8
Severity
High
Ecosystem
RPM
Publish Date
October 3, 2023
Modified Date
April 16, 2026
Score Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Versions