CVE-2016-5314 Information

Description

Buffer overflow in the PixarLogDecode function in tif_pixarlog.c in LibTIFF 4.0.6 and earlier allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted TIFF image as demonstrated by overwriting the vgetparent function pointer with rgb2ycbcr.

CVSS Vector

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

Reference

http://bugzilla.maptools.org/show_bug.cgi?id=2554 http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00017.html http://lists.opensuse.org/opensuse-updates/2016-07/msg00087.html http://lists.opensuse.org/opensuse-updates/2016-09/msg00060.html http://lists.opensuse.org/opensuse-updates/2016-09/msg00090.html http://www.openwall.com/lists/oss-security/2016/06/15/1 http://www.openwall.com/lists/oss-security/2016/06/15/9 http://www.openwall.com/lists/oss-security/2016/06/30/3 http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html http://www.securityfocus.com/bid/91195 http://www.securityfocus.com/bid/91245 https://bugzilla.redhat.com/show_bug.cgi?id=1346687 https://github.com/vadz/libtiff/commit/391e77fcd217e78b2c51342ac3ddb7100ecacdd2 https://security.gentoo.org/glsa/201701-16 https://www.debian.org/security/2017/dsa-3762

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8