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.

References

http://cgit.freedesktop.org/xorg/lib/libXfont/commit/?id=4d024ac10f964f6bd372ae0dd14f02772a6e5f63

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.html

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/56240

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

https://exchange.xforce.ibmcloud.com/vulnerabilities/90123

Details

Risk Information

CVSS v2