Vulnerability Description
Stack-based buffer overflow in the getaddrinfo function in sysdeps/posix/getaddrinfo.c in GNU C Library (aka glibc or libc6) 2.18 and earlier allows remote attackers to cause a denial of service (crash) via a (1) hostname or (2) IP address that triggers a large number of AF_INET6 address results. NOTE: this vulnerability exists because of an incomplete fix for CVE-2013-1914.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnu | Glibc | <= 2.18 |
| Suse | Linux Enterprise Debuginfo | 11 |
| Suse | Linux Enterprise Server | 11 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:283
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:284
- https://security.gentoo.org/glsa/201503-04
- https://sourceware.org/bugzilla/show_bug.cgi?id=16072Exploit
- https://sourceware.org/ml/libc-alpha/2013-10/msg00733.htmlPatch
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:283
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:284
- https://security.gentoo.org/glsa/201503-04
- https://sourceware.org/bugzilla/show_bug.cgi?id=16072Exploit
- https://sourceware.org/ml/libc-alpha/2013-10/msg00733.htmlPatch
FAQ
What is CVE-2013-4458?
CVE-2013-4458 is a vulnerability with a CVSS score of 5.0 (MEDIUM). Stack-based buffer overflow in the getaddrinfo function in sysdeps/posix/getaddrinfo.c in GNU C Library (aka glibc or libc6) 2.18 and earlier allows remote attackers to cause a denial of service (cras...
How severe is CVE-2013-4458?
CVE-2013-4458 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-4458?
Check the references section above for vendor advisories and patch information. Affected products include: Gnu Glibc, Suse Linux Enterprise Debuginfo, Suse Linux Enterprise Server.