{"id":"UBUNTU-CVE-2018-21015","details":"AVC_DuplicateConfig() at isomedia/avc_ext.c in GPAC 0.7.1 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted file. There is \"cfg_new-\u003eAVCLevelIndication = cfg-\u003eAVCLevelIndication;\" but cfg could be NULL.","modified":"2026-04-22T11:53:27.203667Z","published":"2019-09-16T13:15:00Z","upstream":["CVE-2018-21015"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-21015"},{"type":"REPORT","url":"https://github.com/gpac/gpac/issues/1179"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-21015"}],"affected":[{"package":{"name":"gpac","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/gpac@0.5.0+svn4288~dfsg1-4ubuntu1+esm2?arch=source&distro=esm-infra-legacy/trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.0+svn4288~dfsg1-1ubuntu1","0.5.0+svn4288~dfsg1-4","0.5.0+svn4288~dfsg1-4ubuntu1","0.5.0+svn4288~dfsg1-4ubuntu1+esm1","0.5.0+svn4288~dfsg1-4ubuntu1+esm2"],"ecosystem_specific":{"binaries":[{"binary_version":"0.5.0+svn4288~dfsg1-4ubuntu1+esm2","binary_name":"gpac"},{"binary_version":"0.5.0+svn4288~dfsg1-4ubuntu1+esm2","binary_name":"gpac-modules-base"},{"binary_version":"0.5.0+svn4288~dfsg1-4ubuntu1+esm2","binary_name":"libgpac2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-21015.json"}},{"package":{"name":"gpac","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/gpac@0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.2-426-gc5ad4e4+dfsg5-1build1","0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1","0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2"],"ecosystem_specific":{"binaries":[{"binary_version":"0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2","binary_name":"gpac"},{"binary_version":"0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2","binary_name":"gpac-modules-base"},{"binary_version":"0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2","binary_name":"libgpac4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-21015.json"}},{"package":{"name":"gpac","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/gpac@0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.2-426-gc5ad4e4+dfsg5-3","0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1","0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1","binary_name":"gpac"},{"binary_version":"0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1","binary_name":"gpac-modules-base"},{"binary_version":"0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1","binary_name":"libgpac4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-21015.json"}},{"package":{"name":"ccextractor","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/ccextractor@0.87+ds1-1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.87+ds1-1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.87+ds1-1","binary_name":"ccextractor"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-21015.json"}},{"package":{"name":"gpac","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/gpac@0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.2-426-gc5ad4e4+dfsg5-4ubuntu1","0.5.2-426-gc5ad4e4+dfsg5-5","0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2"],"ecosystem_specific":{"binaries":[{"binary_version":"0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2","binary_name":"gpac"},{"binary_version":"0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2","binary_name":"gpac-modules-base"},{"binary_version":"0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2","binary_name":"libgpac4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-21015.json"}},{"package":{"name":"ccextractor","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/ccextractor@0.93+ds2-2?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.88+ds1-1","0.93+ds2-1","0.93+ds2-1ubuntu1","0.93+ds2-2"],"ecosystem_specific":{"binaries":[{"binary_version":"0.93+ds2-2","binary_name":"ccextractor"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-21015.json"}},{"package":{"name":"ccextractor","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/ccextractor@0.94+ds1-3build3?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.94+ds1-3","0.94+ds1-3build2","0.94+ds1-3build3"],"ecosystem_specific":{"binaries":[{"binary_version":"0.94+ds1-3build3","binary_name":"ccextractor"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018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