CVE-2015-7554 Information

Description

The _TIFFVGetField function in tif_dir.c in libtiff 4.0.6 allows attackers to cause a denial of service (invalid memory write and crash) or possibly have unspecified other impact via crafted field data in an extension tag in a TIFF image.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-updates/2016-01/msg00078.html http://lists.opensuse.org/opensuse-updates/2016-01/msg00081.html http://lists.opensuse.org/opensuse-updates/2016-01/msg00100.html http://packetstormsecurity.com/files/135078/libtiff-4.0.6-Invalid-Write.html http://rhn.redhat.com/errata/RHSA-2016-1546.html http://rhn.redhat.com/errata/RHSA-2016-1547.html http://seclists.org/fulldisclosure/2015/Dec/119 http://www.openwall.com/lists/oss-security/2015/12/26/7 http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html http://www.securityfocus.com/archive/1/537205/100/0/threaded http://www.securityfocus.com/bid/79699 https://security.gentoo.org/glsa/201701-16

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