[SECURITY] [DLA 4521-1] libpng1.6 security update

Debian LTS Advisory DLA-4521-1 [email protected] https://www.debian.org/lts/security/ Tobias Frost April 02, 2026 https://wiki.debian.org/LTS Package : libpng1.6 Version : 1.6.37-3+deb11u3 CVE ID : CVE-2026-33416 CVE-2026-33636 Debian Bug : 1132012 1132013 Two security vulnerabilities...

libpng: LIBPNG has a heap buffer overflow in png_set_quantize

A heap based buffer overflow flaw has been discovered in LibPNG. Prior to version 1.6.55, an out-of-bounds read vulnerability exists in the pngsetquantize API function. When the function is called with no histogram and the number of colors in the palette is more than twice the maximum supported b...

Important: Red Hat Security Advisory: libpng15 security update

An update for libpng15 is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring...

Important: Red Hat Security Advisory: libpng15 security update

An update for libpng15 is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common...

libpng: LIBPNG has a heap buffer overflow in png_set_quantize

A heap based buffer overflow flaw has been discovered in LibPNG. Prior to version 1.6.55, an out-of-bounds read vulnerability exists in the pngsetquantize API function. When the function is called with no histogram and the number of colors in the palette is more than twice the maximum supported b...

Important: Red Hat Security Advisory: libpng15 security update

An update for libpng15 is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available fo...

Important: Red Hat Security Advisory: libpng12 security update

An update for libpng12 is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

libpng: LIBPNG has a heap buffer overflow in png_set_quantize

A heap based buffer overflow flaw has been discovered in LibPNG. Prior to version 1.6.55, an out-of-bounds read vulnerability exists in the pngsetquantize API function. When the function is called with no histogram and the number of colors in the palette is more than twice the maximum supported b...

Important: Red Hat Security Advisory: libpng15 security update

An update for libpng15 is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

RHEL 8 : libpng15 (RHSA-2026:6439)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:6439 advisory. The libpng15 package provides libpng 1.5, an older version of the libpng. library for manipulating PNG Portable Network Graphics image format files...

RHEL 8 : libpng12 (RHSA-2026:6445)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:6445 advisory. The libpng12 package provides libpng 1.2, which is the previous version of the libpng library for manipulating PNG Portable Network Graphics image...

Important: libpng12 security update

The libpng12 package provides libpng 1.2, which is the previous version of the libpng library for manipulating PNG Portable Network Graphics image format files. This version should be used in case that it is not possible to use the current version of libpng. Security Fixes: libpng: LIBPNG has a...

Important: libpng15 security update

The libpng15 package provides libpng 1.5, an older version of the libpng. library for manipulating PNG Portable Network Graphics image format files. This version should be used only if you are unable to use the current version of libpng. Security Fixes: libpng: LIBPNG has a heap buffer overflow i...

ALSA-2026:6445 Important: libpng12 security update

The libpng12 package provides libpng 1.2, which is the previous version of the libpng library for manipulating PNG Portable Network Graphics image format files. This version should be used in case that it is not possible to use the current version of libpng. Security Fixes: libpng: LIBPNG has a...

libpng15 security update

1.5.30-8 - fix CVE-2026-25646: heap buffer overflow in pngsetquantize RHEL-148340...

ALSA-2026:6439 Important: libpng15 security update

The libpng15 package provides libpng 1.5, an older version of the libpng. library for manipulating PNG Portable Network Graphics image format files. This version should be used only if you are unable to use the current version of libpng. Security Fixes: libpng: LIBPNG has a heap buffer overflow i...

ROS-20260401-73-0030

Vulnerability in libpng related to buffer copying without checking input size. Exploitation of the vulnerability could allow an attacker acting remotely to cause a denial of service...

ROS-20260401-73-0012

A vulnerability in the pngimagefinishread function of the pngimagefinishread library for handling bitmap graphics in the PNG libpng format is related to writing beyond buffer boundaries in memory. Exploitation of the vulnerability could allow an attacker to execute arbitrary code by loading a...

ROS-20260401-73-0014

A vulnerability in the pngimagefinishread function of the pngimagefinishread library for handling bitmap graphics in the PNG libpng format is related to writing beyond buffer boundaries in memory. Exploitation of the vulnerability could allow an attacker to execute arbitrary code by loading a...

ROS-20260401-73-0010

A vulnerability in the pngimagereaddirectscaled function of the libpng library is related to reading data outside of buffer boundaries in memory. Exploitation of the vulnerability may allow an attacker to gain unauthorized access to protected information or cause denial of service...