Detections
Analytics
CVE-2017-16939
high
Description
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.
References
https://www.debian.org/security/2018/dsa-4082
https://lists.debian.org/debian-lts-announce/2017/12/msg00004.html
https://github.com/torvalds/linux/commit/1137b5e2529a8f5ca8ee709288ecba3e68044df2
https://bugzilla.suse.com/show_bug.cgi?id=1069702
https://access.redhat.com/errata/RHSA-2019:1190
https://access.redhat.com/errata/RHSA-2019:1170
https://access.redhat.com/errata/RHSA-2018:1355
https://access.redhat.com/errata/RHSA-2018:1318
http://www.securityfocus.com/bid/101954
http://seclists.org/fulldisclosure/2017/Nov/40
http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html