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Vulnerability record · CVE-2012-3425 · published 13 August 2012

CVE-2012-3425: Canonical ubuntu linux memory buffer overflow vulnerability

Canonical · Ubuntu Linux

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.

4.3 CVSS 2.0 Medium EPSS 3.4% · top 11.6% CWE-119 · Memory buffer overflow
4.3CVSS 2.0 base score
3.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
18References
16 Jun 2026Last modified by NVD

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.

AV:N/AC:M/Au:N/C:N/I:N/A:P

Affected products

5 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
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=284de253b1561b976291ba7405acd7
http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng%3Ba=blob%3Bf=CHANGES%3Bh=2da5a7a8b690e257f94353b5b49d49
http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng%3Ba=blob%3Bf=CHANGES%3Bh=73e2ffd6a1471f2144d0ce7165d732
http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng%3Ba=blob%3Bf=CHANGES%3Bhb=a4b640865ae47986bbe71ecc0e7d5
http://lists.opensuse.org/opensuse-updates/2012-08/msg00004.html Third Party Advisory
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 Third Party Advisory
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=284de253b1561b976291ba7405acd7
http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng%3Ba=blob%3Bf=CHANGES%3Bh=2da5a7a8b690e257f94353b5b49d49
http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng%3Ba=blob%3Bf=CHANGES%3Bh=73e2ffd6a1471f2144d0ce7165d732
http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng%3Ba=blob%3Bf=CHANGES%3Bhb=a4b640865ae47986bbe71ecc0e7d5
http://lists.opensuse.org/opensuse-updates/2012-08/msg00004.html Third Party Advisory
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 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2012-3425), CISA KEV, FIRST EPSS (scores of 2026-10-06). This page is refreshed as NVD updates the record.