CVE-2016-5314

moderate-risk

Published 2018-03-12

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.

Do I need to act?

1.1% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 8.8/10 High

NETWORK / LOW complexity

Affected Products (8)

Libtiff

Leap

Opensuse

Enterprise Linux

Debian Linux

Affected Vendors

Debian Redhat Libtiff Opensuse

References (30)

Exploit http://bugzilla.maptools.org/show_bug.cgi?id=2554

Third Party Advisory http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00017.html

Third Party Advisory http://lists.opensuse.org/opensuse-updates/2016-07/msg00087.html

Third Party Advisory http://lists.opensuse.org/opensuse-updates/2016-09/msg00060.html

Third Party Advisory http://lists.opensuse.org/opensuse-updates/2016-09/msg00090.html

Mailing List http://www.openwall.com/lists/oss-security/2016/06/15/1

Mailing List http://www.openwall.com/lists/oss-security/2016/06/15/9

Mailing List http://www.openwall.com/lists/oss-security/2016/06/30/3

Third Party Advisory http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.htm...

Third Party Advisory http://www.securityfocus.com/bid/91195

Third Party Advisory http://www.securityfocus.com/bid/91245

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1346687

Patch https://github.com/vadz/libtiff/commit/391e77fcd217e78b2c51342ac3ddb7100ecacdd2

Third Party Advisory https://security.gentoo.org/glsa/201701-16

Third Party Advisory https://www.debian.org/security/2017/dsa-3762

Exploit http://bugzilla.maptools.org/show_bug.cgi?id=2554

Third Party Advisory http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00017.html

Third Party Advisory http://lists.opensuse.org/opensuse-updates/2016-07/msg00087.html

Third Party Advisory http://lists.opensuse.org/opensuse-updates/2016-09/msg00060.html

Third Party Advisory http://lists.opensuse.org/opensuse-updates/2016-09/msg00090.html

and 10 more references

/ 100

moderate-risk

Severity 30/34 · Critical

Exploitability 3/34 · Minimal

Exposure 14/34 · Moderate