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.
150dd69707b25b37b367c9d9b2ee47ad70d22c63637146c4e616f1234c6b6eb3Ubuntu 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.
1572d5cb56753915b7a92ced20be9c8bc8ddb3cb195cffb7589ec0bd3721f7beGentoo 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.
fec2b100230e5daf7b9607b673fd4f0979935e8cb9be848a14b124c44fa09039Slackware 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.
db21a9bbe4c9fec758158019730734e31886cb846e935c1be0829899ca8f528b
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