{"id":"UBUNTU-CVE-2015-8833","details":"Use-after-free vulnerability in the create_smp_dialog function in gtk-dialog.c in the Off-the-Record Messaging (OTR) pidgin-otr plugin before 4.0.2 for Pidgin allows remote attackers to execute arbitrary code via vectors related to the \"Authenticate buddy\" menu item.","modified":"2025-07-16T07:33:09.298545Z","published":"2016-04-12T01:59:00Z","withdrawn":"2025-07-18T16:43:19Z","upstream":["CVE-2015-8833"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2015-8833"},{"type":"REPORT","url":"https://blog.fuzzing-project.org/39-Heap-use-after-free-in-Pidgin-OTR-plugin.html"},{"type":"REPORT","url":"https://bugs.otr.im/issues/88"},{"type":"REPORT","url":"https://bugs.otr.im/issues/128"},{"type":"REPORT","url":"https://bugs.otr.im/projects/pidgin-otr/repository/revisions/aaf551b9dd5cbba8c4abaa3d4dc7ead860efef94"},{"type":"REPORT","url":"http://www.openwall.com/lists/oss-security/2016/03/09/8"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2015-8833"}],"affected":[{"package":{"name":"pidgin-otr","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/pidgin-otr@4.0.2-1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.2-1"}]}],"versions":["4.0.1-1build1","4.0.1-2"],"ecosystem_specific":{"binaries":[{"binary_name":"pidgin-otr","binary_version":"4.0.2-1"},{"binary_name":"pidgin-otr-dbgsym","binary_version":"4.0.2-1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-8833.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}