CVE-2014-9666
MEDIUM severity · CVSS 6.8 · CWE-189
6.8CVSS MEDIUM
Summary
The tt_sbit_decoder_init function in sfnt/ttsbit.c in FreeType before 2.5.4 proceeds with a count-to-size association without restricting the count value, which allows remote attackers to cause a denial of service (integer overflow and out-of-bounds read) or possibly have unspecified other impact via a crafted embedded bitmap.
Impact & exploitability
Attack vectorNetwork
Attack complexity—
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)4%
AV:N/AC:M/Au:N/C:P/I:P/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=257c270bd25e15890190a28a1456e7623bba4439 ↗
Additional information
- NVD record
- http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=257c270bd25e15890190a28a1456e7623bba4439Patch
- http://advisories.mageia.org/MGASA-2015-0083.htmlAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-February/150148.htmlAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-February/150162.htmlAdvisory
- http://lists.opensuse.org/opensuse-updates/2015-03/msg00091.htmlAdvisory
- http://www.debian.org/security/2015/dsa-3188Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:055
- http://code.google.com/p/google-security-research/issues/detail?id=167Exploit