{"id":"UBUNTU-CVE-2018-20763","details":"In GPAC 0.7.1 and earlier, gf_text_get_utf8_line in media_tools/text_import.c in libgpac_static.a allows an out-of-bounds write because of missing szLineConv bounds checking.","modified":"2026-04-22T13:05:51.102241Z","published":"2019-02-06T00:00:00Z","related":["USN-3926-1"],"upstream":["CVE-2018-20763"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-20763"},{"type":"REPORT","url":"https://github.com/gpac/gpac/commit/1c449a34fe0b50aaffb881bfb9d7c5ab0bb18cdd"},{"type":"REPORT","url":"https://github.com/gpac/gpac/issues/1188"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3926-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-20763"}],"affected":[{"package":{"name":"gpac","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/gpac@0.5.0+svn4288~dfsg1-4ubuntu1+esm1?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.5.0+svn4288~dfsg1-4ubuntu1+esm1"}]}],"versions":["0.5.0+svn4288~dfsg1-1ubuntu1","0.5.0+svn4288~dfsg1-4","0.5.0+svn4288~dfsg1-4ubuntu1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"gpac","binary_version":"0.5.0+svn4288~dfsg1-4ubuntu1+esm1"},{"binary_name":"gpac-modules-base","binary_version":"0.5.0+svn4288~dfsg1-4ubuntu1+esm1"},{"binary_name":"libgpac2","binary_version":"0.5.0+svn4288~dfsg1-4ubuntu1+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20763.json"}},{"package":{"name":"gpac","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/gpac@0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1"}]}],"versions":["0.5.2-426-gc5ad4e4+dfsg5-1build1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"gpac","binary_version":"0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1"},{"binary_name":"gpac-modules-base","binary_version":"0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1"},{"binary_name":"libgpac4","binary_version":"0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20763.json"}},{"package":{"name":"gpac","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/gpac@0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1"}]}],"versions":["0.5.2-426-gc5ad4e4+dfsg5-3"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"gpac","binary_version":"0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1"},{"binary_name":"gpac-modules-base","binary_version":"0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1"},{"binary_name":"libgpac4","binary_version":"0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20763.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}