{"id":"USN-3962-1","summary":"libpng1.6 vulnerability","details":"It was discovered that libpng incorrectly handled certain memory\noperations. If a user or automated system were tricked into opening a\nspecially crafted PNG file, a remote attacker could use this issue to\ncause libpng to crash, resulting in a denial of service, or possibly\nexecute arbitrary code.\n","modified":"2026-04-27T15:25:25.230828Z","published":"2019-04-30T17:57:20Z","related":["UBUNTU-CVE-2019-7317"],"upstream":["CVE-2019-7317","UBUNTU-CVE-2019-7317"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3962-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-7317"}],"affected":[{"package":{"name":"libpng1.6","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/libpng1.6@1.6.34-1ubuntu0.18.04.2?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.34-1ubuntu0.18.04.2"}]}],"versions":["1.6.34-1","1.6.34-1ubuntu0.18.04.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libpng-tools","binary_version":"1.6.34-1ubuntu0.18.04.2"},{"binary_name":"libpng16-16","binary_version":"1.6.34-1ubuntu0.18.04.2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3962-1.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2019-7317"}],"ecosystem":"Ubuntu:18.04:LTS"}}}],"schema_version":"1.7.5"}