CVE-2013-6462
NONE EPSS 95.1%
Published Jan 9, 201412y ago · Modified Jun 17, 20262w ago
Published Jan 9, 2014 12y ago
Last Modified Jun 17, 2026 2w ago
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.
Threat Intelligence
EPSS Exploit Probability
95.1% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available
Weaknesses 1
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer Memory Safety
Affected Products 23
| Vendor | Product | Version | Range |
|---|---|---|---|
| x | libxfont | 1.1.0 | any |
| x | libxfont | 1.2.0 | any |
| x | libxfont | 1.2.1 | any |
| x | libxfont | 1.2.2 | any |
| x | libxfont | 1.2.3 | any |
| x | libxfont | 1.2.4 | any |
| x | libxfont | 1.2.5 | any |
| x | libxfont | 1.2.6 | any |
| x | libxfont | 1.2.7 | any |
| x | libxfont | 1.2.8 | any |
| x | libxfont | 1.2.9 | any |
| x | libxfont | 1.3.0 | any |
| x | libxfont | 1.3.1 | any |
| x | libxfont | 1.3.2 | any |
| x | libxfont | 1.3.3 | any |
| x | libxfont | 1.3.4 | any |
| x | libxfont | 1.4.0 | any |
| x | libxfont | 1.4.1 | any |
| x | libxfont | 1.4.2 | any |
| x | libxfont | 1.4.3 | any |
| x | libxfont | 1.4.4 | any |
| x | libxfont | 1.4.5 | any |
| x | libxfont | 1.4.6 | any |
References 16
- cgit.freedesktop.org http://cgit.freedesktop.org/xorg/lib/libXfont/commit/?id=4d024ac10f964f6bd372ae0dd14f02772a6e5f63
- lists.opensuse.org http://lists.opensuse.org/opensuse-updates/2014-01/msg00050.html
- lists.opensuse.org http://lists.opensuse.org/opensuse-updates/2014-01/msg00052.html
- lists.x.org http://lists.x.org/archives/xorg-announce/2014-January/002389.html
- osvdb.org http://osvdb.org/101842
- rhn.redhat.com http://rhn.redhat.com/errata/RHSA-2014-0018.html
- seclists.org http://seclists.org/oss-sec/2014/q1/33
- secunia.com http://secunia.com/advisories/56240
- secunia.com http://secunia.com/advisories/56336
- secunia.com http://secunia.com/advisories/56357
- secunia.com http://secunia.com/advisories/56371
- debian.org http://www.debian.org/security/2014/dsa-2838
- oracle.com http://www.oracle.com/technetwork/topics/security/cpuapr2014-1972952.html
- securityfocus.com http://www.securityfocus.com/bid/64694
- ubuntu.com http://www.ubuntu.com/usn/USN-2078-1
- exchange.xforce.ibmcloud.com https://exchange.xforce.ibmcloud.com/vulnerabilities/90123
Remediation
- cgit.freedesktop.org http://cgit.freedesktop.org/xorg/lib/libXfont/commit/?id=4d024ac10f964f6bd372ae0dd14f02772a6e5f63