CVE-2011-2691

The pngerr function in pngerror.c in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4 makes a function call using a NULL pointer argument instead of an empty-string argument, which allows remote attackers to cause a denial of service application crash vi...

Buffer overflow

Buffer overflow in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4, when used by an application that calls the pngrgbtogray function but not the pngsetexpand function, allows remote attackers to overwrite memory with an arbitrary amount of data, and...

Null pointer dereference

The pngerr function in pngerror.c in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4 makes a function call using a NULL pointer argument instead of an empty-string argument, which allows remote attackers to cause a denial of service application crash vi...

CVE-2011-2690

Buffer overflow in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4, when used by an application that calls the pngrgbtogray function but not the pngsetexpand function, allows remote attackers to overwrite memory with an arbitrary amount of data, and...

CVE-2011-2692

CVE-2011-2692 affects libpng: the png_handle_sCAL function in libpng versions 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4 does not correctly handle invalid sCAL chunks. This can allow a remote attacker to cause a denial of service (memory corruption and cr...

CVE-2011-2692

The pnghandlesCAL function in pngrutil.c in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4 does not properly handle invalid sCAL chunks, which allows remote attackers to cause a denial of service memory corruption and application crash or possibly have...

CVE-2011-2501

The CVE-2011-2501 issue in libpng is an off-by-one/ out-of-bounds read vulnerability in png_format_buffer (pngerror.c). A crafted PNG image can trigger a denial of service (application crash) by exploiting the error-message copy path. Affected branches include libpng 1.0.x before 1.0.55, 1.2.x be...

CVE-2011-2690

CVE-2011-2690 affects libpng across multiple branches (1.0.x <1.0.55, 1.2.x <1.2.45, 1.4.x <1.4.8, 1.5.x

CVE-2011-2691

The CVE-2011-2691 issue affects libpng in multiple series (1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, 1.5.x before 1.5.4). The png_err function may call with a NULL pointer instead of an empty string, enabling remote attackers to crash the application via a crafted PNG image (d...

CVE-2011-2691

The pngerr function in pngerror.c in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4 makes a function call using a NULL pointer argument instead of an empty-string argument, which allows remote attackers to cause a denial of service application crash vi...

CVE-2011-2501

The pngformatbuffer function in pngerror.c in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4 allows remote attackers to cause a denial of service application crash via a crafted PNG image that triggers an out-of-bounds read during the copying of...

CVE-2011-2692

The pnghandlesCAL function in pngrutil.c in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4 does not properly handle invalid sCAL chunks, which allows remote attackers to cause a denial of service memory corruption and application crash or possibly have...

CVE-2011-2690

Buffer overflow in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4, when used by an application that calls the pngrgbtogray function but not the pngsetexpand function, allows remote attackers to overwrite memory with an arbitrary amount of data, and...

CVE-2011-2501

The pngformatbuffer function in pngerror.c in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4 allows remote attackers to cause a denial of service application crash via a crafted PNG image that triggers an out-of-bounds read during the copying of...

[SECURITY] Fedora 15 Update: mingw32-libpng-1.4.3-3.fc15

MinGW Windows Libpng library...

[SECURITY] Fedora 14 Update: mingw32-libpng-1.4.3-2.fc14

MinGW Windows Libpng library...

Security fix for the ALT Linux 6 package libpng version 1.2.46-alt1

July 13, 2011 Dmitry V. Levin 1.2.46-alt1 - Updated to 1.2.46 fixes: CVE-2011-2690, CVE-2011-2691, CVE-2011-2692...

Security fix for the ALT Linux 5 package libpng version 1.2.46-alt1

July 13, 2011 Dmitry V. Levin 1.2.46-alt1 - Updated to 1.2.46 fixes: CVE-2011-2690, CVE-2011-2691, CVE-2011-2692...

libpng invalid sCAL chunk processing vulnerability

Overview libpng reads uninitialized memory when processing invalid sCAL chunks. Description When libpng encounters a sCAL chunk that is empty it will read uninitialized memory. libpng also does not properly handle a sCAL chunk that lacks the terminating zero between the two strings...

About the security content of Safari 5.0.4

About the security content of Safari 5.0.4 Last Modified: March 09, 2011 Article: HT4566 Email this article Print this page Summary This document describes the security content of Safari 5.0.4. For the protection of our customers, Apple does not disclose, discuss, or confirm security issues until...