Ubuntu Security Notice 3712-2 - USN-3712-1 fixed a vulnerability in libpng. This update provides the corresponding update for Ubuntu 12.04 ESM. Patrick Keshishian discovered that libpng incorrectly handled certain PNG files. An attacker could possibly use this to cause a denial of service. Various other issues were also addressed.
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Ubuntu Security Notice 3712-1 - Patrick Keshishian discovered that libpng incorrectly handled certain PNG files. An attacker could possibly use this to cause a denial of service. This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. Thuan Pham discovered that libpng incorrectly handled certain PNG files. An attacker could possibly use this to cause a denial of service. This issue only affected Ubuntu 17.10 and Ubuntu 18.04 LTS. Various other issues were also addressed.
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Gentoo Linux Security Advisory 201701-74 - A null pointer dereference in libpng might allow remote attackers to execute arbitrary code. Versions less than 1.6.27 are affected.
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Slackware Security Advisory - New libpng packages are available for Slackware 13.0, 13.1, 13.37, 14.0, 14.1, 14.2, and -current to fix a security issue.
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