CVE-2013-6462
The MITRE CVE dictionary describes this issue as:
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.
Find out more about CVE-2013-6462 from the MITRE CVE dictionary dictionary and NIST NVD.
CVSS v2 metrics
| Base Score | 6.9 |
|---|---|
| Base Metrics | AV:L/AC:M/Au:N/C:C/I:C/A:C |
| Access Vector | Local |
| Access Complexity | Medium |
| Authentication | None |
| Confidentiality Impact | Complete |
| Integrity Impact | Complete |
| Availability Impact | Complete |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Red Hat Security Errata
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 5 (libXfont) | RHSA-2014:0018 | 2014-01-10 |
| Red Hat Enterprise Linux 6 (libXfont) | RHSA-2014:0018 | 2014-01-10 |
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 7 | libXfont | Not affected |
Acknowledgements
Red Hat would like to thank the X.Org security team for reporting this issue.External References
CVE description copyright © 2017, The MITRE Corporation