CVE-2014-9663
HIGH severity · CVSS 7.5 · Memory corruption
7.5CVSS HIGH
Summary
The tt_cmap4_validate function in sfnt/ttcmap.c in FreeType before 2.5.4 validates a certain length field before that field's value is completely calculated, which allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via a crafted cmap SFNT table.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)5%
AV:N/AC:L/Au:N/C:P/I:P/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=9bd20b7304aae61de5d50ac359cf27132bafd4c1 ↗
Additional information
- NVD record
- http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=9bd20b7304aae61de5d50ac359cf27132bafd4c1Patch
- 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://rhn.redhat.com/errata/RHSA-2015-0696.htmlAdvisory
- http://www.debian.org/security/2015/dsa-3188Advisory
- http://code.google.com/p/google-security-research/issues/detail?id=184Exploit