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Actively Exploited Vulnerabilities

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CVE-2023-4911

GNU | GNU C LibraryAdded 2023-11-21Remediation Deadline 2023-12-12

GNU C Library Buffer Overflow Vulnerability

GNU C Library's dynamic loader ld.so contains a buffer overflow vulnerability when processing the GLIBC_TUNABLES environment variable, allowing a local attacker to execute code with elevated privileges.

Required Action

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Weakness Classification

CWE-122

References

h=1056e5b4c3f2d90ed2b4a55f96add28da2f4c8fa, https://access.redhat.com/security/cve/cve-2023-4911, https://www.debian.org/security/2023/dsa-5514