Information disclosure in Libpng
CVE-2015-7981
The png_convert_to_rfc1123 function in png.c in libpng 1.0.x before 1.0.64, 1.2.x before 1.2.54, and 1.4.x before 1.4.17 allows remote attackers to obtain sensitive process memory information via crafted tIME chunk data in an image file, which triggers an out-of-bounds read.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.064 (93.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.064 · newest: 0.064 · change: 0.000
Affected products
- Libpng — versions 1.0.0, 1.0.1, 1.0.2
- Canonical Ubuntu Linux — versions 12.04, 14.04, 15.04
- Debian Linux — versions 7.0, 8.0
- Red Hat Enterprise Linux Desktop — versions 7.0, 6.0
- Red Hat Enterprise Linux Hpc Node — versions 7.0, 6.0
- Red Hat Enterprise Linux Hpc Node Eus — versions 7.2
- Red Hat Enterprise Linux Server — versions 7.0, 6.0
- Red Hat Enterprise Linux Server Aus — versions 7.2
- Red Hat Enterprise Linux Server Eus — versions 7.2, 6.7.z
- Red Hat Enterprise Linux Workstation — versions 7.0, 6.0
Weakness classification (CWE)
References
- www.securityfocus.com/bid/77304 (vdb-entry)
- www.openwall.com/lists/oss-security/2015/10/26/1 (mailing-list)
- lists.opensuse.org/opensuse-updates/2015-11/msg00160.html (vendor-advisory)
- sourceforge.net/projects/libpng/files/libpng10/1.0.64/
- lists.fedoraproject.org/pipermail/package-announce/2015-November/172647.html (vendor-advisory)
- security.gentoo.org/glsa/201611-08 (vendor-advisory)
- www.openwall.com/lists/oss-security/2015/10/26/3 (mailing-list)
- lists.fedoraproject.org/pipermail/package-announce/2015-November/172663.html (vendor-advisory)
- sourceforge.net/projects/libpng/files/libpng12/1.2.54/ (Patch)
- access.redhat.com/errata/RHSA-2016:1430 (vendor-advisory)