Vulnerability identifier: #VU96993
Vulnerability risk: Low
CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-119
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
libpng
Universal components / Libraries /
Libraries used by multiple products
Vendor:
Description
The vulnerability allows a remote attacker to crash the application.
The vulnerability exists due to a boundary error within the png_push_read_zTXt() function in pngpread.c when processing PNG files. A remote attacker can create a specially crafted PNG file, trick the victim into opening it, trigger memory corruption and crash the application.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
External links
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=668082
http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng;a=blob;f=CHANGES;h=284de253b1561b976291ba7405acd71ae71ff597;hb=refs/heads/libpng10
http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng;a=blob;f=CHANGES;h=2da5a7a8b690e257f94353b5b49d493cdc385322;hb=refs/heads/libpng14
http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng;a=blob;f=CHANGES;h=73e2ffd6a1471f2144d0ce7165d7323cb109f10f;hb=refs/heads/libpng15
http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng;a=blob;f=CHANGES;hb=a4b640865ae47986bbe71ecc0e7d5181dcb0bac8
http://lists.opensuse.org/opensuse-updates/2012-08/msg00004.html
http://www.openwall.com/lists/oss-security/2012/07/24/3
http://www.openwall.com/lists/oss-security/2012/07/24/5
http://www.ubuntu.com/usn/USN-2815-1
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.