{"id":"UBUNTU-CVE-2020-26682","details":"In libass 0.14.0, the `ass_outline_construct`'s call to `outline_stroke` causes a signed integer overflow.","modified":"2026-04-22T12:36:23.879896Z","published":"2020-10-16T14:15:00Z","upstream":["CVE-2020-26682"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-26682"},{"type":"REPORT","url":"https://github.com/libass/libass/issues/431"},{"type":"REPORT","url":"https://github.com/libass/libass/pull/432"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-26682"}],"affected":[{"package":{"name":"libass","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/libass@1:0.14.0-1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:0.13.7-2","1:0.14.0-1"],"ecosystem_specific":{"binaries":[{"binary_version":"1:0.14.0-1","binary_name":"libass9"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-26682.json"}},{"package":{"name":"libass","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/libass@1:0.14.0-2?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:0.14.0-2"],"ecosystem_specific":{"binaries":[{"binary_version":"1:0.14.0-2","binary_name":"libass9"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-26682.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}