Memory leak in the hwsim_new_radio_nl function in drivers/net/wireless/mac80211_hwsim.c in the Linux kernel through 4.15.9 allows local users to cause a denial of service (memory consumption) by triggering an out-of-array error case.
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0ddcff49b672239dda94d70d0fcf50317a9f4b51
www.securityfocus.com/bid/103397
access.redhat.com/errata/RHSA-2019:2029
access.redhat.com/errata/RHSA-2019:2043
github.com/torvalds/linux/commit/0ddcff49b672239dda94d70d0fcf50317a9f4b51
usn.ubuntu.com/3676-1/
usn.ubuntu.com/3676-2/
usn.ubuntu.com/3677-1/
usn.ubuntu.com/3677-2/
usn.ubuntu.com/3678-1/
usn.ubuntu.com/3678-2/
usn.ubuntu.com/3678-3/
usn.ubuntu.com/3678-4/
www.debian.org/security/2018/dsa-4188