#VU32449 Heap-based buffer overflow in libpng - CVE-2014-9495
Published: January 10, 2015 / Updated: July 28, 2020
Vulnerability identifier: #VU32449
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2014-9495
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
libpng
libpng
Software vendor:
libpng
libpng
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing data within the png_combine_row function in libpng before 1.5.21 and 1.6.x before 1.6.16, when running on 64-bit systems. A remote attacker can pass a specially crafted file to the affected application, trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Update to version 1.5.21.
External links
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html
- http://secunia.com/advisories/62725
- http://sourceforge.net/p/png-mng/mailman/message/33172831/
- http://sourceforge.net/p/png-mng/mailman/message/33173461/
- http://www.openwall.com/lists/oss-security/2015/01/04/3
- http://www.openwall.com/lists/oss-security/2015/01/10/1
- http://www.openwall.com/lists/oss-security/2015/01/10/3
- http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html
- http://www.securityfocus.com/bid/71820
- http://www.securitytracker.com/id/1031444
- https://support.apple.com/HT206167