{"id":"UBUNTU-CVE-2018-16376","details":"An issue was discovered in OpenJPEG 2.3.0. A heap-based buffer overflow was discovered in the function t2_encode_packet in lib/openmj2/t2.c. The vulnerability causes an out-of-bounds write, which may lead to remote denial of service or possibly unspecified other impact.","modified":"2025-10-24T04:47:11Z","published":"2018-09-03T00:29:00Z","upstream":["CVE-2018-16376"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-16376"},{"type":"REPORT","url":"https://github.com/asarubbo/poc/blob/master/00322-openjpeg-heapoverflow-opj_t2_encode_packet/"},{"type":"REPORT","url":"https://github.com/uclouvain/openjpeg/issues/1272"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-16376"}],"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":"libopenjpeg-dev","binary_version":"1.3+dfsg-4.7ubuntu1"},{"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-2018-16376.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"low"}]}