{"id":"UBUNTU-CVE-2018-20846","details":"Out-of-bounds accesses in the functions pi_next_lrcp, pi_next_rlcp, pi_next_rpcl, pi_next_pcrl, pi_next_rpcl, and pi_next_cprl in openmj2/pi.c in OpenJPEG through 2.3.0 allow remote attackers to cause a denial of service (application crash).","modified":"2026-04-27T15:49:24.711595Z","published":"2019-06-26T18:15:00Z","upstream":["CVE-2018-20846"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-20846"},{"type":"REPORT","url":"https://github.com/uclouvain/openjpeg/pull/1168/commits/c277159986c80142180fbe5efb256bbf3bdf3edc"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-20846"}],"affected":[{"package":{"name":"openjpeg","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/openjpeg@1.3+dfsg-4.7ubuntu1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.3+dfsg-4.6ubuntu2","1.3+dfsg-4.7ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"libopenjpeg2","binary_version":"1.3+dfsg-4.7ubuntu1"},{"binary_name":"openjpeg-tools","binary_version":"1.3+dfsg-4.7ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20846.json"}},{"package":{"name":"blender","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/blender@2.76.b+dfsg0-3build1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.74+dfsg0-4build2","2.75.a+dfsg0-2ubuntu2","2.75.a+dfsg0-2ubuntu3","2.76.b+dfsg0-3","2.76.b+dfsg0-3build1"],"ecosystem_specific":{"binaries":[{"binary_name":"blender","binary_version":"2.76.b+dfsg0-3build1"},{"binary_name":"blender-data","binary_version":"2.76.b+dfsg0-3build1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20846.json"}},{"package":{"name":"emscripten","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/emscripten@1.22.1-1build1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.22.1-1build1"],"ecosystem_specific":{"binaries":[{"binary_name":"emscripten","binary_version":"1.22.1-1build1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20846.json"}},{"package":{"name":"insighttoolkit4","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/insighttoolkit4@4.9.0-4ubuntu1.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.8.1-1ubuntu3","4.8.1-1ubuntu4","4.8.2-3.1ubuntu1","4.9.0-3ubuntu2","4.9.0-4ubuntu1","4.9.0-4ubuntu1.1"],"ecosystem_specific":{"binaries":[{"binary_name":"insighttoolkit4-examples","binary_version":"4.9.0-4ubuntu1.1"},{"binary_name":"insighttoolkit4-python","binary_version":"4.9.0-4ubuntu1.1"},{"binary_name":"libinsighttoolkit4.9","binary_version":"4.9.0-4ubuntu1.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20846.json"}},{"package":{"name":"texmaker","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/texmaker@4.4.1-1.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.4.1-1","4.4.1-1.1"],"ecosystem_specific":{"binaries":[{"binary_name":"texmaker","binary_version":"4.4.1-1.1"},{"binary_name":"texmaker-data","binary_version":"4.4.1-1.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20846.json"}},{"package":{"name":"blender","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/blender@2.79.b+dfsg0-1ubuntu1.18.04.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.78.c+dfsg0-2build1","2.79+dfsg0-2build1","2.79+dfsg0-3","2.79+dfsg0-3build1","2.79.b+dfsg0-1","2.79.b+dfsg0-1ubuntu1.18.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"blender","binary_version":"2.79.b+dfsg0-1ubuntu1.18.04.1"},{"binary_name":"blender-data","binary_version":"2.79.b+dfsg0-1ubuntu1.18.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20846.json"}},{"package":{"name":"emscripten","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/emscripten@1.22.1-1build1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.22.1-1build1"],"ecosystem_specific":{"binaries":[{"binary_name":"emscripten","binary_version":"1.22.1-1build1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20846.json"}},{"package":{"name":"insighttoolkit4","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/insighttoolkit4@4.12.2-dfsg1-1ubuntu1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.12.2-dfsg1-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"insighttoolkit4-examples","binary_version":"4.12.2-dfsg1-1ubuntu1"},{"binary_name":"insighttoolkit4-python","binary_version":"4.12.2-dfsg1-1ubuntu1"},{"binary_name":"libinsighttoolkit4.12","binary_version"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