{"id":"CVE-2018-10938","details":"A flaw was found in the Linux kernel present since v4.0-rc1 and through v4.13-rc4. A crafted network packet sent remotely by an attacker may force the kernel to enter an infinite loop in the cipso_v4_optptr() function in net/ipv4/cipso_ipv4.c leading to a denial-of-service. A certain non-default configuration of LSM (Linux Security Module) and NetLabel should be set up on a system before an attacker could leverage this flaw.","modified":"2026-03-12T22:45:06.521827Z","published":"2018-08-27T13:29:00.353Z","related":["SUSE-SU-2018:2775-1","SUSE-SU-2018:2776-1","SUSE-SU-2018:2858-1","SUSE-SU-2018:2860-1","SUSE-SU-2018:2862-1","SUSE-SU-2018:2864-1","SUSE-SU-2018:2935-1","SUSE-SU-2018:2938-1","SUSE-SU-2018:2940-1","SUSE-SU-2018:2961-1","SUSE-SU-2018:2962-1","SUSE-SU-2018:2963-1","SUSE-SU-2018:2964-1","SUSE-SU-2018:2980-1","SUSE-SU-2018:2981-1","SUSE-SU-2018:3029-1","SUSE-SU-2018:3084-1","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/3797-2/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4308"},{"type":"ADVISORY","url":"http://seclists.org/oss-sec/2018/q3/179"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/105154"},{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1041569"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3797-1/"},{"type":"ADVISORY","url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=40413955ee265a5e42f710940ec78f5450d49149"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10938"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-10938.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"4.0"}]},{"events":[{"introduced":"0"},{"last_affected":"4.0-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"4.0-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"4.0-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"4.0-rc4"}]},{"events":[{"introduced":"0"},{"last_affected":"4.0-rc5"}]},{"events":[{"introduced":"0"},{"last_affected":"4.0-rc6"}]},{"events":[{"introduced":"0"},{"last_affected":"4.0-rc7"}]},{"events":[{"introduced":"0"},{"last_affected":"4.1"}]},{"events":[{"introduced":"0"},{"last_affected":"4.1-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"4.1-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"4.1-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"4.1-rc4"}]},{"events":[{"introduced":"0"},{"last_affected":"4.1-rc5"}]},{"events":[{"introduced":"0"},{"last_affected":"4.1-rc6"}]},{"events":[{"introduced":"0"},{"last_affected":"4.1-rc7"}]},{"events":[{"introduced":"0"},{"last_affected":"4.1-rc8"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2-rc4"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2-rc5"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2-rc6"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2-rc7"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2-rc8"}]},{"events":[{"introduced":"0"},{"last_affected":"4.3"}]},{"events":[{"introduced":"0"},{"last_affected":"4.3-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"4.3-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"4.3-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"4.3-rc4"}]},{"events":[{"introduced":"0"},{"last_affected":"4.3-rc5"}]},{"events":[{"introduced":"0"},{"last_affected":"4.3-rc6"}]},{"events":[{"introduced":"0"},{"last_affected":"4.3-rc7"}]},{"events":[{"introduced":"0"},{"last_affected":"4.4"}]},{"events":[{"introduced":"0"},{"last_affected":"4.4-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"4.4-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"4.4-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"4.4-rc4"}]},{"events":[{"introduced":"0"},{"last_affected":"4.4-rc5"}]},{"events":[{"introduced":"0"},{"last_affected":"4.4-rc6"}]},{"events":[{"introduced":"0"},{"last_affected":"4.4-rc7"}]},{"events":[{"introduced":"0"},{"last_affected":"4.4-rc8"}]},{"events":[{"introduced":"0"},{"last_affected":"4.5"}]},{"events":[{"introduced":"0"},{"last_affected":"4.5-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"4.5-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"4.5-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"4.5-rc4"}]},{"events":[{"introduced":"0"},{"last_affected":"4.5-rc5"}]},{"events":[{"introduced":"0"},{"last_affected":"4.5-rc6"}]},{"events":[{"introduced":"0"},{"last_affected":"4.5-rc7"}]},{"events":[{"introduced":"0"},{"last_affected":"4.6"}]},{"events":[{"introduced":"0"},{"last_affected":"4.6-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"4.6-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"4.6-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"4.6-rc4"}]},{"events":[{"introduced":"0"},{"last_affected":"4.6-rc5"}]},{"events":[{"introduced":"0"},{"last_affected":"4.6-rc6"}]},{"events":[{"introduced":"0"},{"last_affected":"4.6-rc7"}]},{"events":[{"introduced":"0"},{"last_affected":"4.7"}]},{"events":[{"introduced":"0"},{"last_affe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