Buffer overflow in Libtiff
CVE-2016-5314
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.044 (91.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 91.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.044 · newest: 0.044 · change: 0.000
Affected products
- Libtiff
- Debian Linux — versions 8.0, 9.0
- openSUSE Leap — versions 42.1
- openSUSE — versions 13.1, 13.2
- Red Hat Enterprise Linux — versions 6.0, 7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.debian.org/security/2017/dsa-3762 (vendor-advisory, Third Party Advisory)
- www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html (Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2016-12/msg00017.html (vendor-advisory, Third Party Advisory)
- www.securityfocus.com/bid/91195 (VDB Entry, Third Party Advisory, vdb-entry)
- lists.opensuse.org/opensuse-updates/2016-09/msg00060.html (vendor-advisory, Third Party Advisory)
- www.openwall.com/lists/oss-security/2016/06/15/1 (mailing-list, Mailing List)
- www.securityfocus.com/bid/91245 (VDB Entry, Third Party Advisory, vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- github.com/vadz/libtiff/commit/391e77fcd217e78b2c51342ac3ddb7100ecacdd2 (Patch)
- security.gentoo.org/glsa/201701-16 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-5314?
- CVE-2016-5314 is a high-severity vulnerability in Libtiff, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2018-03-12.
- How severe is CVE-2016-5314?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2016-5314 known to be exploited?
- 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.