CVE-2013-6462
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…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 10.3%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.
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 2.0
- 9.3 HIGHAV:N/AC:M/Au:N/C:C/I:C/A:C
- EPSS
- 10.25% probability · 96th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- x/libxfont
- Source
- secalert@redhat.com
EPSS 10.3% since 4 November 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://cgit.freedesktop.org/xorg/lib/libXfont/commit/?id=4d024ac10f964f6bd372ae0dd14f02772a6e5f63Exploit, Patch
- 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
- https://exchange.xforce.ibmcloud.com/vulnerabilities/90123
- http://cgit.freedesktop.org/xorg/lib/libXfont/commit/?id=4d024ac10f964f6bd372ae0dd14f02772a6e5f63Exploit, Patch
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.