HIGH7.8
Race condition in the get_task_ioprio function in block/ioprio.c in the Linux kernel before 4.6.6 allows local users to gain privileges or cause a denial of service (use-after-free) via a crafted ioprio_get system call.
CVSS 2.0CRITICAL 9.3
CVSS:2.0/AV:N/AC:M/Au:N/C:C/I:C/A:CCVSS 3.xHIGH 7.8
CVSS:3.x/CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HReferences
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8ba8682107ee2ca3347354e018865d8e1967c5f4
- http://source.android.com/security/bulletin/2016-11-01.html
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.6
- http://www.securityfocus.com/bid/94135
- https://github.com/torvalds/linux/commit/8ba8682107ee2ca3347354e018865d8e1967c5f4
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8ba8682107ee2ca3347354e018865d8e1967c5f4
- http://source.android.com/security/bulletin/2016-11-01.html
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.6
- http://www.securityfocus.com/bid/94135
- https://github.com/torvalds/linux/commit/8ba8682107ee2ca3347354e018865d8e1967c5f4