{"id":"CVE-2018-6555","details":"The irda_setsockopt function in net/irda/af_irda.c and later in drivers/staging/irda/net/af_irda.c in the Linux kernel before 4.17 allows local users to cause a denial of service (ias_object use-after-free and system crash) or possibly have unspecified other impact via an AF_IRDA socket.","modified":"2026-03-12T22:54:02.872961Z","published":"2018-09-04T18:29:00.470Z","related":["MGASA-2018-0373","MGASA-2018-0374","MGASA-2018-0419","SUSE-SU-2018:2775-1","SUSE-SU-2018:2776-1","SUSE-SU-2018:2858-1","SUSE-SU-2018:2862-1","SUSE-SU-2018:2879-1","SUSE-SU-2018:2907-1","SUSE-SU-2018:2908-1","SUSE-SU-2018:2908-2","SUSE-SU-2018:2980-1","SUSE-SU-2018:2981-1","SUSE-SU-2018:3083-1","SUSE-SU-2018:3084-1","SUSE-SU-2018:3088-1","SUSE-SU-2018:3961-1"],"references":[{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2018/10/msg00003.html"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3775-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3775-2/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3776-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3777-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3777-2/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3777-3/"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/105304"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3776-2/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4308"},{"type":"FIX","url":"https://www.spinics.net/lists/stable/msg255035.html"},{"type":"FIX","url":"https://www.spinics.net/lists/stable/msg255031.html"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-6555.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"4.17"}]},{"events":[{"introduced":"0"},{"last_affected":"12.04"}]},{"events":[{"introduced":"0"},{"last_affected":"14.04"}]},{"events":[{"introduced":"0"},{"last_affected":"16.04"}]},{"events":[{"introduced":"0"},{"last_affected":"18.04"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}