Vulnerability Description
Array index error in the t42_parse_sfnts function in type42/t42parse.c in FreeType before 2.4.2 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via negative size values for certain strings in FontType42 font files, leading to a heap-based buffer overflow.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Freetype | Freetype | < 2.4.2 |
| Canonical | Ubuntu Linux | 6.06 |
| Apple | Iphone Os | < 4.2 |
| Apple | Mac Os X | < 10.6.5 |
| Apple | Tvos | < 4.1.0 |
Related Weaknesses (CWE)
References
- http://freetype.sourceforge.net/index2.html#release-freetype-2.4.2Release NotesThird Party Advisory
- http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=c06da1ad34663PatchThird Party Advisory
- http://lists.apple.com/archives/security-announce/2010//Nov/msg00000.htmlMailing ListThird Party Advisory
- http://lists.apple.com/archives/security-announce/2010//Nov/msg00003.htmlMailing ListThird Party Advisory
- http://marc.info/?l=oss-security&m=128111955616772&w=2Mailing ListPatchThird Party Advisory
- http://secunia.com/advisories/40816Third Party Advisory
- http://secunia.com/advisories/40982Third Party Advisory
- http://secunia.com/advisories/42314Third Party Advisory
- http://secunia.com/advisories/42317Third Party Advisory
- http://sourceforge.net/projects/freetype/files/freetype2/2.4.2/NEWS/viewThird Party Advisory
- http://support.apple.com/kb/HT4435Broken Link
- http://support.apple.com/kb/HT4456Third Party Advisory
- http://support.apple.com/kb/HT4457Third Party Advisory
- http://www.redhat.com/support/errata/RHSA-2010-0864.htmlThird Party Advisory
- http://www.securityfocus.com/bid/42285Third Party AdvisoryVDB Entry
FAQ
What is CVE-2010-2806?
CVE-2010-2806 is a vulnerability with a CVSS score of 6.8 (MEDIUM). Array index error in the t42_parse_sfnts function in type42/t42parse.c in FreeType before 2.4.2 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary c...
How severe is CVE-2010-2806?
CVE-2010-2806 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2010-2806?
Check the references section above for vendor advisories and patch information. Affected products include: Freetype Freetype, Canonical Ubuntu Linux, Apple Iphone Os, Apple Mac Os X, Apple Tvos.