Every CVESearch/Get API key

CVE-2013-6462

Stack-based buffer overflow in the bdfReadCharacters function in bitmap/bdfread.c in X.Org...

9.3 HighFix available

CVE-2013-6462 is a high vulnerability (CVSS 9.3) in X Libxfont, published January 7, 2014. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 10.3%, the 95th percentile. Fixed in libxfont 1:1.4.7-1.

What does this mean?
Severity
9.3 HighCVSS 2.0, NVD
Exploit chance
10.3%EPSS, 95th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
1:1.4.7-1libxfont +25 more

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.

Exploit likelihood

10.3%Up 2.0 points since Feb 4, 2022
90%50%10%1%

Affected products

Affected packages

Affected packages
PackageAffectedFixed
libxfont
Debian:12
before 1:1.4.7-1
1:1.4.7-1
libxfont
Debian:13
before 1:1.4.7-1
1:1.4.7-1
libxfont
Debian:14
before 1:1.4.7-1
1:1.4.7-1
libxfont
Debian:6.0
before 1:1.4.1-4, plus listed versions
1:1.4.1-21:1.4.1-3
1:1.4.1-4
libxfont
Debian:7
before 1:1.4.5-3, plus listed versions
1:1.4.5-2
1:1.4.5-3
libxfont
Mageia:3
before 1.4.5-3.1.mga3
1.4.5-3.1.mga3
libXfont
Red Hat:enterprise_linux:5::client
before 0:1.2.2-1.0.5.el5_10
0:1.2.2-1.0.5.el5_10
libXfont-debuginfo
Red Hat:enterprise_linux:5::client
before 0:1.2.2-1.0.5.el5_10
0:1.2.2-1.0.5.el5_10
libXfont
Red Hat:enterprise_linux:5::client_workstation
before 0:1.2.2-1.0.5.el5_10
0:1.2.2-1.0.5.el5_10
libXfont-debuginfo
Red Hat:enterprise_linux:5::client_workstation
before 0:1.2.2-1.0.5.el5_10
0:1.2.2-1.0.5.el5_10
Show 16 moreShow less
Affected packages
PackageAffectedFixed
libXfont-devel
Red Hat:enterprise_linux:5::client_workstation
before 0:1.2.2-1.0.5.el5_10
0:1.2.2-1.0.5.el5_10
libXfont
Red Hat:enterprise_linux:5::server
before 0:1.2.2-1.0.5.el5_10
0:1.2.2-1.0.5.el5_10
libXfont-debuginfo
Red Hat:enterprise_linux:5::server
before 0:1.2.2-1.0.5.el5_10
0:1.2.2-1.0.5.el5_10
libXfont-devel
Red Hat:enterprise_linux:5::server
before 0:1.2.2-1.0.5.el5_10
0:1.2.2-1.0.5.el5_10
libXfont
Red Hat:enterprise_linux:6::client
before 0:1.4.5-3.el6_5
0:1.4.5-3.el6_5
libXfont-debuginfo
Red Hat:enterprise_linux:6::client
before 0:1.4.5-3.el6_5
0:1.4.5-3.el6_5
libXfont-devel
Red Hat:enterprise_linux:6::client
before 0:1.4.5-3.el6_5
0:1.4.5-3.el6_5
libXfont
Red Hat:enterprise_linux:6::computenode
before 0:1.4.5-3.el6_5
0:1.4.5-3.el6_5
libXfont-debuginfo
Red Hat:enterprise_linux:6::computenode
before 0:1.4.5-3.el6_5
0:1.4.5-3.el6_5
libXfont-devel
Red Hat:enterprise_linux:6::computenode
before 0:1.4.5-3.el6_5
0:1.4.5-3.el6_5
libXfont
Red Hat:enterprise_linux:6::server
before 0:1.4.5-3.el6_5
0:1.4.5-3.el6_5
libXfont-debuginfo
Red Hat:enterprise_linux:6::server
before 0:1.4.5-3.el6_5
0:1.4.5-3.el6_5
libXfont-devel
Red Hat:enterprise_linux:6::server
before 0:1.4.5-3.el6_5
0:1.4.5-3.el6_5
libXfont
Red Hat:enterprise_linux:6::workstation
before 0:1.4.5-3.el6_5
0:1.4.5-3.el6_5
libXfont-debuginfo
Red Hat:enterprise_linux:6::workstation
before 0:1.4.5-3.el6_5
0:1.4.5-3.el6_5
libXfont-devel
Red Hat:enterprise_linux:6::workstation
before 0:1.4.5-3.el6_5
0:1.4.5-3.el6_5

What each source reports

NVD Score used9.3

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.

Record
CVE-2013-6462
CVSS 2.0
9.3 HighAV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness
CWE-119
Updated
2026-11-02
CVE ListNo score

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.

Record
CVE-2013-6462
Updated
2026-11-02
EUVDEUVD-2013-6266No score

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.

Record
EUVD-2013-6266
Updated
2026-11-03
GitHub AdvisoriesGHSA-7vj8-7ww8-h9v6No score

Stack-based buffer overflow in the bdfReadCharacters function in bitmap/bdfread.c in X.Org...

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.

Record
GHSA-7vj8-7ww8-h9v6
Weakness
CWE-119
Updated
2026-11-02
OSVNo score

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.

Record
CVE-2013-6462
Updated
2026-11-02
OSVDEBIAN-CVE-2013-6462No score

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.

Record
DEBIAN-CVE-2013-6462
Updated
2026-11-02
OSVMGASA-2014-0020No score

Updated libxfont packages fix security vulnerability

Updated libxfont packages fix security vulnerability:

It was discovered that a buffer overflow in the processing of Glyph Bitmap Distribution fonts (BDF) could result in the execution of arbitrary code (CVE-2013-6462).

Record
MGASA-2014-0020
Updated
2026-11-02
OSVopenSUSE-SU-2024:10299-1No score

libXfont-devel-1.5.2-1.1 on GA media

These are all security issues fixed in the libXfont-devel-1.5.2-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10299-1
Updated
2026-11-02
OSVSUSE-SU-2015:0674-1No score

Security update for xorg-x11-libs

xorg-x11-libs was patched to fix the following security issues:

* Integer overflow of allocations in font metadata file parsing.
  (CVE-2014-0209)
* libxfont not validating length fields when parsing xfs protocol
  replies. (CVE-2014-0210)
* Integer overflows causing miscalculating memory needs for xfs
  replies. (CVE-2014-0211)

Further information is available at http://lists.x.org/archives/xorg-announce/2014-May/002431.html http://lists.x.org/archives/xorg-announce/2014-May/002431.html .

Security Issues references:

* CVE-2014-0209
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-0209>
* CVE-2014-0210
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-0210>
* CVE-2014-0211
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-0211>
Record
SUSE-SU-2015:0674-1
Updated
2026-11-02

History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

Show 50 moreShow less
PagesAll vulnerabilitiesBrowseDocsSourcesGuideGet API key
MoveEnter Open