AOSA-2016-0019: update Linux Kernel to 4.8.3
October 21, 2016
Please update your linux+kernel
package to version 55
(which depends on linux-kernel-4.8.3
).
A severe security vulnerability was disclosed for Linux Kernel versions <= 4.8.2 that:
"A race condition was found in the way the Linux kernel's memory subsystem handled the copy-on-write (COW) breakage of private read-only memory mappings. An unprivileged local user could use this flaw to gain write access to otherwise read-only memory mappings and thus increase their privileges on the system."
Which was consequently assigned with a CVE:
Relevant documentation: