CVE-2017-7857
CRITICAL severity · CVSS 9.8 · Out-of-bounds write
9.8CVSS CRITICAL
Summary
FreeType 2 before 2017-03-08 has an out-of-bounds write caused by a heap-based buffer overflow related to the TT_Get_MM_Var function in truetype/ttgxvar.c and the sfnt_init_face function in sfnt/sfobjs.c.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)4%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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=7bbb91fbf47fc0775cc9705673caf0c47a81f94b ↗
Additional information
- NVD record
- http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=7bbb91fbf47fc0775cc9705673caf0c47a81f94bPatch
- http://www.securityfocus.com/bid/97680Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=759Advisory
- https://security.gentoo.org/glsa/201706-14Advisory
- https://www.oracle.com/security-alerts/cpuapr2020.htmlAdvisory