#VU32352 Input validation error in libpng - CVE-2015-8472
Vulnerability identifier: #VU32352
Vulnerability risk: Medium
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2015-8472
CWE-ID:
CWE-20
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
libpng
Universal components / Libraries /
Libraries used by multiple products
Vendor: libpng
Description
The vulnerability allows remote attackers to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (application crash) or possibly have unspecified other impact via a small bit-depth value in an IHDR (aka image header) chunk in a PNG image.
Mitigation
The vendor has issued the following versions to address this vulnerability: 1.0.65, 1.2.55, 1.4.18, 1.5.25, 1.6.20.
Vulnerable software versions
libpng: 1.0.0 - 1.0.64, 1.2.0 - 1.2.54, 1.4.0 - 1.4.17, 1.5.0 - 1.5.24, 1.6.0 - 1.6.19
External links
https://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html
https://lists.fedoraproject.org/pipermail/package-announce/2016-January/174905.html
https://lists.fedoraproject.org/pipermail/package-announce/2016-January/174936.html
https://lists.fedoraproject.org/pipermail/package-announce/2016-January/175073.html
https://lists.opensuse.org/opensuse-security-announce/2016-01/msg00038.html
https://lists.opensuse.org/opensuse-security-announce/2016-01/msg00041.html
https://lists.opensuse.org/opensuse-security-announce/2016-01/msg00042.html
https://lists.opensuse.org/opensuse-security-announce/2016-01/msg00043.html
https://lists.opensuse.org/opensuse-security-announce/2016-01/msg00044.html
https://lists.opensuse.org/opensuse-security-announce/2016-01/msg00045.html
https://lists.opensuse.org/opensuse-security-announce/2016-01/msg00047.html
https://lists.opensuse.org/opensuse-security-announce/2016-01/msg00048.html
https://rhn.redhat.com/errata/RHSA-2015-2594.html
https://rhn.redhat.com/errata/RHSA-2015-2595.html
https://rhn.redhat.com/errata/RHSA-2015-2596.html
https://rhn.redhat.com/errata/RHSA-2016-0055.html
https://rhn.redhat.com/errata/RHSA-2016-0056.html
https://rhn.redhat.com/errata/RHSA-2016-0057.html
https://sourceforge.net/projects/libpng/files/libpng10/1.0.65/
https://sourceforge.net/projects/libpng/files/libpng12/1.2.55/
https://sourceforge.net/projects/libpng/files/libpng14/1.4.18/
https://sourceforge.net/projects/libpng/files/libpng15/1.5.25/
https://sourceforge.net/projects/libpng/files/libpng16/1.6.20/
https://www.debian.org/security/2016/dsa-3443
https://www.openwall.com/lists/oss-security/2015/12/03/6
https://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html
https://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
https://www.securityfocus.com/bid/78624
https://access.redhat.com/errata/RHSA-2016:1430
https://kc.mcafee.com/corporate/index?page=content&id=SB10148
https://support.apple.com/HT206167
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
