Vulnerability CVE-2015-7981


Published: 2015-11-24

Description:
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.

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Redhat -> Enterprise linux desktop 
Redhat -> Enterprise linux hpc node 
Redhat -> Enterprise linux hpc node eus 
Redhat -> Enterprise linux server 
Redhat -> Enterprise linux server aus 
Redhat -> Enterprise linux server eus 
Redhat -> Enterprise linux workstation 
Libpng -> Libpng 
Debian -> Debian linux 
Canonical -> Ubuntu linux 

 References:
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172620.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172647.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172663.html
http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00033.html
http://lists.opensuse.org/opensuse-updates/2015-11/msg00160.html
http://rhn.redhat.com/errata/RHSA-2015-2594.html
http://rhn.redhat.com/errata/RHSA-2015-2595.html
http://sourceforge.net/p/libpng/bugs/241/
http://sourceforge.net/projects/libpng/files/libpng10/1.0.64/
http://sourceforge.net/projects/libpng/files/libpng12/1.2.54/
http://sourceforge.net/projects/libpng/files/libpng14/1.4.17/
http://www.debian.org/security/2015/dsa-3399
http://www.openwall.com/lists/oss-security/2015/10/26/1
http://www.openwall.com/lists/oss-security/2015/10/26/3
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.securityfocus.com/bid/77304
http://www.securitytracker.com/id/1034393
http://www.ubuntu.com/usn/USN-2815-1
https://access.redhat.com/errata/RHSA-2016:1430
https://security.gentoo.org/glsa/201611-08

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