Vulnerability Description
Stack-based buffer overflow in the bdfReadCharacters function in bitmap/bdfread.c in X.Org libXfont 1.1 through 1.4.6 allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a long string in a character name in a BDF font file.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| X | Libxfont | 1.1.0 |
Related Weaknesses (CWE)
References
- http://cgit.freedesktop.org/xorg/lib/libXfont/commit/?id=4d024ac10f964f6bd372ae0ExploitPatch
- http://lists.opensuse.org/opensuse-updates/2014-01/msg00050.html
- http://lists.opensuse.org/opensuse-updates/2014-01/msg00052.html
- http://lists.x.org/archives/xorg-announce/2014-January/002389.htmlVendor Advisory
- http://osvdb.org/101842
- http://rhn.redhat.com/errata/RHSA-2014-0018.html
- http://seclists.org/oss-sec/2014/q1/33
- http://secunia.com/advisories/56240Vendor Advisory
- http://secunia.com/advisories/56336
- http://secunia.com/advisories/56357
- http://secunia.com/advisories/56371
- http://www.debian.org/security/2014/dsa-2838
- http://www.oracle.com/technetwork/topics/security/cpuapr2014-1972952.html
- http://www.securityfocus.com/bid/64694
- http://www.ubuntu.com/usn/USN-2078-1
FAQ
What is CVE-2013-6462?
CVE-2013-6462 is a vulnerability with a CVSS score of 9.3 (HIGH). Stack-based buffer overflow in the bdfReadCharacters function in bitmap/bdfread.c in X.Org libXfont 1.1 through 1.4.6 allows remote attackers to cause a denial of service (crash) or possibly execute a...
How severe is CVE-2013-6462?
CVE-2013-6462 has been rated HIGH with a CVSS base score of 9.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-6462?
Check the references section above for vendor advisories and patch information. Affected products include: X Libxfont.