Description
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.
References (5)
Core 5
Core References
Third Party Advisory x_refsource_confirm
http://source.android.com/security/bulletin/2016-11-01.html
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://github.com/torvalds/linux/commit/8ba8682107ee2ca3347354e018865d8e1967c5f4
Release Notes, Vendor Advisory x_refsource_confirm
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.6
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8ba8682107ee2ca3347354e018865d8e1967c5f4
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/94135
Scores
CVSS v3
7.8
EPSS
0.0023
EPSS Percentile
45.4%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-362
CWE-416
Status
published
Products (1)
linux/linux_kernel
< 3.2.85
Published
Nov 16, 2016
Tracked Since
Feb 18, 2026