{"id":"CVE-2016-2851","details":"Integer overflow in proto.c in libotr before 4.1.1 on 64-bit platforms allows remote attackers to cause a denial of service (memory corruption and application crash) or execute arbitrary code via a series of large OTR messages, which triggers a heap-based buffer overflow.","modified":"2026-04-16T06:22:07.471582059Z","published":"2016-04-07T23:59:09.940Z","related":["SUSE-SU-2016:0706-1","SUSE-SU-2016:0707-1","openSUSE-SU-2024:10546-1"],"references":[{"type":"ADVISORY","url":"https://www.exploit-db.com/exploits/39550/"},{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00030.html"},{"type":"ADVISORY","url":"http://www.debian.org/security/2016/dsa-3512"},{"type":"ADVISORY","url":"http://www.securityfocus.com/archive/1/537745/100/0/threaded"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201701-10"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/84285"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-2926-1"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00021.html"},{"type":"EVIDENCE","url":"https://www.x41-dsec.de/lab/advisories/x41-2016-001-libotr/"},{"type":"EVIDENCE","url":"http://seclists.org/fulldisclosure/2016/Mar/21"},{"type":"EVIDENCE","url":"https://lists.cypherpunks.ca/pipermail/otr-users/2016-March/002581.html"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"42.1"}]},{"events":[{"introduced":"0"},{"last_affected":"13.2"}]},{"events":[{"introduced":"0"},{"last_affected":"4.1.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-2851.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}