Input validation error in Glibc - CVE-2013-4458
Published: February 13, 2023 / Updated: June 3, 2025
Vulnerability identifier: #VU110117
CSH Severity: Medium
CVSSv4.0:
CVE-ID: CVE-2013-4458
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Glibc
Glibc
Software vendor:
GNU
GNU
Description
The vulnerability allows remote attackers to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (crash) via a (1) hostname or (2) IP address that triggers a large number of AF_INET6 address results.
Remediation
Install update from vendor's website.
External links
- https://sourceware.org/bugzilla/show_bug.cgi?id=16072
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:283
- https://sourceware.org/ml/libc-alpha/2013-10/msg00733.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:284
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html
- https://security.gentoo.org/glsa/201503-04