Published: 16/11/2016 Updated: 19/01/2023

CVSS v2 Base Score: 9.3 | Impact Score: 10 | Exploitability Score: 8.6

CVSS v3 Base Score: 7.8 | Impact Score: 5.9 | Exploitability Score: 1.8

VMScore: 830

Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C

Race condition in the get_task_ioprio function in block/ioprio.c in the Linux kernel prior to 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.

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Debian Bug report logs - #770492 linux-image-3160-4-686-pae: chown removes securitycapability xattr on other users' files (CVE-2015-1350) Package: src:linux; Maintainer for src:linux is Debian Kernel Team <debian-kernel@listsdebianorg>; Affects: wireshark-common, iputils-ping, fping Reported by: Ben Harris <bjh21@cama ...

Several security issues were fixed in the kernel ...

A use-after-free vulnerability in sys_ioprio_get() was found due to get_task_ioprio() accessing the task->io_context without holding the task lock and could potentially race with exit_io_context(), leading to a use-after-free ...

CWE-362 CWE-416 http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.6 http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8ba8682107ee2ca3347354e018865d8e1967c5f4 https://github.com/torvalds/linux/commit/8ba8682107ee2ca3347354e018865d8e1967c5f4 http://source.android.com/security/bulletin/2016-11-01.html http://www.securityfocus.com/bid/94135 https://nvd.nist.gov https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=770492 https://usn.ubuntu.com/3207-1/

CVE-2016-7911

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