It was discovered that the netlink 802.11 configuration interface in the Linux kernel did not properly validate some attributes passed from userspace. A local attacker with the CAP_NET_ADMIN privilege could use this to cause a denial of service (system crash) or possibly execute arbitrary code. Upstream fix: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8feb69c7bd89513be80eb19198d48f154b254021 Introduced by: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3b1c5a5307fb5277f395efdcf330c064d79df07d