CVE-2004-0597: Undefined Security Weakness

Multiple buffer overflows in libpng 1.2.5 and earlier, as used in multiple products, allow remote attackers to execute arbitrary code via malformed PNG images in which 1 the pnghandletRNS function does not properly validate the length of transparency chunk tRNS data, or the 2 pnghandlesBIT or 3...

US-CERT Technical Cyber Security Alert TA04-217A -- Multiple Vulnerabilities in libpng

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Multiple Vulnerabilities in libpng Original release date: August 4, 2004 Last revised: -- Source: US-CERT Systems Affected Applications and systems that use the libpng library. Overview Several vulnerabilities exist in the libpng library, the most...

libpng: Numerous vulnerabilities

Background libpng is a standard library used to process PNG Portable Network Graphics images. It is used by several other programs, including web browsers and potentially server processes. Description libpng contains numerous vulnerabilities including null pointer dereference errors and boundary...

CESA-2004-001: libpng

CESA-2004-001 - rev 3 libPNG 1.2.5 stack-based buffer overflow and other code concerns ================================================================ Programs : libpng users including mozilla, konqueror, various e-mail clients, generally lots. Also reports that some versions of IE are vulnerabl...

CVE-2004-0598: Undefined Security Weakness

The pnghandleiCCP function in libpng 1.2.5 and earlier allows remote attackers to cause a denial of service application crash via a certain PNG image that triggers a null dereference...

Fedora Core 2 : libpng-1.2.5-8 (2004-239)

The libpng package contains a library of functions for creating and manipulating PNG Portable Network Graphics image format files. During a source code audit, Chris Evans discovered several buffer overflows in libpng. An attacker could create a carefully crafted PNG file in such a way that it wou...

Critical: Red Hat Security Advisory: libpng security update

Updated libpng packages that fix several issues are now available. The libpng package contains a library of functions for creating and manipulating PNG Portable Network Graphics image format files. During a source code audit, Chris Evans discovered several buffer overflows in libpng. An attacker...

security flaw

The pnghandleiCCP function in libpng 1.2.5 and earlier allows remote attackers to cause a denial of service application crash via a certain PNG image that triggers a null dereference...

libpng contains integer overflows in progressive display image reading

Overview The Portable Network Graphics library libpng contains several flaws in progressive image handling that could introduce a remotely exploitable vulnerability. Description The Portable Network Graphics PNG image format is used as an alternative to other image formats such as the Graphics...

libpng png_handle_iCCP() NULL pointer dereference

Overview The Portable Network Graphics library libpng contains a remotely exploitable vulnerability that could cause affected applications to crash. Description The Portable Network Graphics PNG image format is used as an alternative to other image formats such as the Graphics Interchange Format...

libpng integer overflow in image height processing

Overview The Portable Network Graphics library libpng contains a remotely exploitable vulnerability which could cause affected applications to crash. Description The Portable Network Graphics PNG image format is used as an alternative to other image formats such as the Graphics Interchange Format...

libpng fails to properly check length of transparency chunk (tRNS) data

Overview The Portable Network Graphics library libpng contains a remotely exploitable vulnerability, which could lead to arbitrary code execution on an affected system. Description The Portable Network Graphics PNG image format is used as an alternative to other image formats such as the Graphics...

libpng stack-based buffer overflow and other code concerns

Chris Evans has discovered multiple vulnerabilities in libpng, which can be exploited by malicious people to compromise a vulnerable system or cause a DoS Denial of Service...

DSA-536 libpng - several vulnerabilities

Bulletin has no description...

libpng png_handle_sBIT() performs insufficient bounds checking

Overview The Portable Network Graphics library libpng contains a flaw that could introduce a remotely exploitable vulnerability. Description The Portable Network Graphics PNG image format is used as an alternative to other image formats such as the Graphics Interchange Format GIF. The libpng...

libpng png_handle_sPLT() integer overflow

Overview The Portable Network Graphics library libpng contains a flaw that could introduce a remotely exploitable vulnerability. Description The Portable Network Graphics PNG image format is used as an alternative to other image formats such as the Graphics Interchange Format GIF. The libpng...

Mandrake Linux Security Advisory : libpng (MDKSA-2004:040)

Steve Grubb discovered that libpng would access memory that is out of bounds when creating an error message. The impact of this bug is not clear, but it could lead to a core dump in a program using libpng, or could result in a DoS Denial of Service condition in a daemon that uses libpng to proces...

Mandrake Linux Security Advisory : libpng (MDKSA-2004:063)

A buffer overflow vulnerability was discovered in libpng due to a wrong calculation of some loop offset values. This buffer overflow can lead to Denial of Service or even remote compromise. This vulnerability was initially patched in January of 2003, but it has since been noted that fixes were...

Mandrake Linux Security Advisory : libpng (MDKSA-2003:008)

A buffer overflow vulnerability was discovered in libpng due to a wrong calculation of some loop offset values. This buffer overflow can lead to Denial of Service or even remote compromise. After the upgrade, all applications that use libpng should be restarted. Many applications are linked to...

SUSE-SA:2003:0004: libpng

The remote host is missing the patch for the advisory SUSE-SA:2003:0004 libpng. The library libpng provides several functions to encode, decode and manipulate Portable Network Graphics PNG image files. Due to wrong calculation of some loop offset values a buffer overflow can occur. The buffer...