{"id":"CVE-2017-16939","details":"The XFRM dump policy implementation in net/xfrm/xfrm_user.c in the Linux kernel before 4.13.11 allows local users to gain privileges or cause a denial of service (use-after-free) via a crafted SO_RCVBUF setsockopt system call in conjunction with XFRM_MSG_GETPOLICY Netlink messages.","modified":"2026-04-16T06:17:17.503521826Z","published":"2017-11-24T10:29:00.213Z","related":["SUSE-SU-2017:3210-1","SUSE-SU-2017:3225-1","SUSE-SU-2017:3226-1","SUSE-SU-2017:3249-1","SUSE-SU-2017:3284-1","SUSE-SU-2017:3285-1","SUSE-SU-2017:3286-1","SUSE-SU-2017:3287-1","SUSE-SU-2017:3288-1","SUSE-SU-2017:3289-1","SUSE-SU-2017:3290-1","SUSE-SU-2017:3291-1","SUSE-SU-2017:3292-1","SUSE-SU-2017:3293-1","SUSE-SU-2017:3295-1","SUSE-SU-2017:3296-1","SUSE-SU-2017:3297-1","SUSE-SU-2017:3299-1","SUSE-SU-2017:3300-1","SUSE-SU-2017:3301-1","SUSE-SU-2017:3302-1","SUSE-SU-2017:3303-1","SUSE-SU-2017:3304-1","SUSE-SU-2017:3305-1","SUSE-SU-2017:3306-1","SUSE-SU-2017:3307-1","SUSE-SU-2017:3308-1","SUSE-SU-2017:3309-1","SUSE-SU-2017:3310-1","SUSE-SU-2017:3312-1","SUSE-SU-2017:3313-1","SUSE-SU-2017:3314-1","SUSE-SU-2017:3316-1","SUSE-SU-2017:3317-1","SUSE-SU-2017:3318-1","SUSE-SU-2017:3319-1","SUSE-SU-2017:3320-1","SUSE-SU-2017:3321-1","SUSE-SU-2017:3322-1","SUSE-SU-2017:3323-1","SUSE-SU-2017:3324-1","SUSE-SU-2017:3332-1","SUSE-SU-2017:3336-1","SUSE-SU-2017:3337-1","SUSE-SU-2017:3338-1","SUSE-SU-2017:3340-1","SUSE-SU-2018:0011-1","SUSE-SU-2018:0040-1","SUSE-SU-2018:0180-1","SUSE-SU-2018:0213-1","SUSE-SU-2018:0237-1","SUSE-SU-2018:0238-1","SUSE-SU-2018:0239-1","SUSE-SU-2018:0240-1","SUSE-SU-2018:0241-1","SUSE-SU-2018:0242-1","SUSE-SU-2018:0244-1","SUSE-SU-2018:0245-1","SUSE-SU-2018:0249-1","SUSE-SU-2018:0250-1","SUSE-SU-2018:0251-1","SUSE-SU-2018:0252-1","SUSE-SU-2018:0253-1","SUSE-SU-2018:0265-1","SUSE-SU-2018:0266-1","SUSE-SU-2018:0268-1","SUSE-SU-2018:0269-1","SUSE-SU-2018:0270-1","SUSE-SU-2018:0271-1","SUSE-SU-2018:0272-1","SUSE-SU-2018:0273-1","SUSE-SU-2018:0274-1","SUSE-SU-2018:0275-1","SUSE-SU-2018:0276-1","SUSE-SU-2018:0277-1","SUSE-SU-2018:0278-1","SUSE-SU-2018:0280-1","SUSE-SU-2018:0281-1","SUSE-SU-2018:0282-1","SUSE-SU-2018:0296-1","SUSE-SU-2018:0297-1","SUSE-SU-2018:0340-1","SUSE-SU-2018:0345-1","SUSE-SU-2018:0346-1","SUSE-SU-2018:0347-1","SUSE-SU-2019:0148-1","SUSE-SU-2019:0320-1"],"references":[{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/101954"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:1355"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:1170"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:1190"},{"type":"ADVISORY","url":"http://seclists.org/fulldisclosure/2017/Nov/40"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:1318"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2017/12/msg00004.html"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4082"},{"type":"REPORT","url":"https://bugzilla.suse.com/show_bug.cgi?id=1069702"},{"type":"FIX","url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1137b5e2529a8f5ca8ee709288ecba3e68044df2"},{"type":"FIX","url":"https://blogs.securiteam.com/index.php/archives/3535"},{"type":"FIX","url":"https://github.com/torvalds/linux/commit/1137b5e2529a8f5ca8ee709288ecba3e68044df2"},{"type":"FIX","url":"http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.11"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"2.6.28"},{"fixed":"3.2.97"}]},{"events":[{"introduced":"3.3"},{"fixed":"3.16.52"}]},{"events":[{"introduced":"3.17"},{"fixed":"3.18.86"}]},{"events":[{"introduced":"3.19"},{"fixed":"4.1.48"}]},{"events":[{"introduced":"4.2"},{"fixed":"4.4.104"}]},{"events":[{"introduced":"4.5"},{"fixed":"4.9.60"}]},{"events":[{"introduced":"4.10"},{"fixed":"4.13.11"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-16939.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}