CVE-2012-3425

Description

The png_push_read_zTXt function in pngpread.c in libpng 1.0.x before 1.0.58, 1.2.x before 1.2.48, 1.4.x before 1.4.10, and 1.5.x before 1.5.10 allows remote attackers to cause a denial of service (out-of-bounds read) via a large avail_in field value in a PNG image.

Category

4.3
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 1.75% Top 20%
Vendor Advisory opensuse.org Vendor Advisory ubuntu.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.openwall.com/lists/oss-security/2012/07/24/3 mailing list
http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng%3Ba=blob%3Bf=CHANGES%3Bh=73e2ffd6a1471f2144d0ce7165d7323cb109f10f%3Bhb=refs/heads/libpng15
http://www.openwall.com/lists/oss-security/2012/07/24/5 mailing list
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=668082 third party advisory
http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng%3Ba=blob%3Bf=CHANGES%3Bh=2da5a7a8b690e257f94353b5b49d493cdc385322%3Bhb=refs/heads/libpng14
http://lists.opensuse.org/opensuse-updates/2012-08/msg00004.html third party advisory vendor advisory
http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng%3Ba=blob%3Bf=CHANGES%3Bh=284de253b1561b976291ba7405acd71ae71ff597%3Bhb=refs/heads/libpng10
http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng%3Ba=blob%3Bf=CHANGES%3Bhb=a4b640865ae47986bbe71ecc0e7d5181dcb0bac8
http://www.ubuntu.com/usn/USN-2815-1 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2012-3425?
CVE-2012-3425 has been scored as a medium severity vulnerability.
How to fix CVE-2012-3425?
To fix CVE-2012-3425, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-3425 being actively exploited in the wild?
It is possible that CVE-2012-3425 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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