Vulnerability Description
The png_do_expand_palette function in libpng before 1.6.8 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via (1) a PLTE chunk of zero bytes or (2) a NULL palette, related to pngrtran.c and pngset.c.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libpng | Libpng | <= 1.6.8 |
Related Weaknesses (CWE)
References
- http://advisories.mageia.org/MGASA-2014-0075.html
- http://lists.fedoraproject.org/pipermail/package-announce/2014-February/127947.h
- http://lists.fedoraproject.org/pipermail/package-announce/2014-February/127952.h
- http://lists.fedoraproject.org/pipermail/package-announce/2014-February/128098.h
- http://lists.fedoraproject.org/pipermail/package-announce/2014-February/128099.h
- http://lists.fedoraproject.org/pipermail/package-announce/2014-February/128114.h
- http://lists.opensuse.org/opensuse-updates/2014-01/msg00071.html
- http://marc.info/?l=bugtraq&m=140852886808946&w=2
- http://marc.info/?l=bugtraq&m=140852974709252&w=2
- http://secunia.com/advisories/58974
- http://secunia.com/advisories/59058
- http://security.gentoo.org/glsa/glsa-201406-32.xml
- http://sourceforge.net/p/libpng/code/ci/1faa6ff32c648acfe3cf30a58d31d7aebc24968cExploitPatch
- http://sourceforge.net/projects/libpng/files/libpng16/1.6.8/Patch
- http://www-01.ibm.com/support/docview.wss?uid=swg21672080
FAQ
What is CVE-2013-6954?
CVE-2013-6954 is a vulnerability with a CVSS score of 6.5 (MEDIUM). The png_do_expand_palette function in libpng before 1.6.8 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via (1) a PLTE chunk of zero bytes or (2...
How severe is CVE-2013-6954?
CVE-2013-6954 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-6954?
Check the references section above for vendor advisories and patch information. Affected products include: Libpng Libpng.