Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS : libpng vulnerabilities (USN-8035-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8035-1 advisory. It was discovered that the libpng simplified API incorrectly processed palette PNG images with partial transparency and gamma...

USN-8035-1: libpng vulnerabilities

It was discovered that the libpng simplified API incorrectly processed palette PNG images with partial transparency and gamma correction. If a user or automated system were tricked into opening a specially crafted PNG file, an attacker could use this issue to cause libpng to crash, resulting in a...

Ubuntu 22.04 LTS / 24.04 LTS / 25.04 / 25.10 : libpng vulnerabilities (USN-7963-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.04 / 25.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-7963-1 advisory. It was discovered that the libpng simplified API incorrectly processed palette PNG images with partial transparency and gamma...

USN-7963-1: libpng vulnerabilities

It was discovered that the libpng simplified API incorrectly processed palette PNG images with partial transparency and gamma correction. If a user or automated system were tricked into opening a specially crafted PNG file, an attacker could use this issue to cause libpng to crash, resulting in a...