CVE-2017-7858 Information

Description

FreeType 2 before 2017-03-07 has an out-of-bounds write related to the TT_Get_MM_Var function in truetype/ttgxvar.c and the sfnt_init_face function in sfnt/sfobjs.c.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=779309744222a736eba0f1731e8162fce6288d4e http://www.securityfocus.com/bid/97682 https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=738 https://security.gentoo.org/glsa/201706-14 https://www.oracle.com/security-alerts/cpuapr2020.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8