CVE-2014-9747 Information

Description

The t42_parse_encoding function in type42/t42parse.c in FreeType before 2.5.4 does not properly update the current position for immediates-only mode which allows remote attackers to cause a denial of service (infinite loop) via a Type42 font.

CVSS Vector

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

Reference

http://git.savannah.gnu.org/cgit/freetype/freetype2.git/tree/src/type42/t42parse.c?id=8b281f83e8516535756f92dbf90940ac44bd45e1 http://www.debian.org/security/2015/dsa-3370 http://www.openwall.com/lists/oss-security/2015/09/11/4 http://www.openwall.com/lists/oss-security/2015/09/25/4 https://savannah.nongnu.org/bugs/?41309

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5