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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…
- 9.3HighCVSS base score
- 10.3%Exploitation in 30 daysEPSS · top 4.3% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By redhat
- 2 months later
· 2 months later
Published
- 11 years later
· 11 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 10.3% · top 4.3% of all CVEs (10 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.
Affected products
n/a
- affected n/a
References
16
- openSUSE-SU-2014:0075 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- [xorg-announce] 20140107 X.Org Security Advisory: CVE-2013-6462: Stack buffer overflow in parsing of BDF font files in libXfont (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- DSA-2838 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 56357 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- [oss-security] 20140107 Fwd: X.Org Security Advisory: CVE-2013-6462: Stack buffer overflow in parsing of BDF font files in libXfont (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- RHSA-2014:0018 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://www.oracle.com/technetwork/topics/security/cpuapr2014-1972952.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 56240 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 56336 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- USN-2078-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- openSUSE-SU-2014:0073 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 56371 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 101842 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 64694 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://cgit.freedesktop.org/xorg/lib/libXfont/commit/?id=4d024ac10f964f6bd372ae0dd14f02772a6e5f63 (opens in a new tab)x_refsource_CONFIRMx_transferred
- libxfont-cve20136462-bo(90123) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2013-6266 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2013-6462)Record last updated .