CVE-2016-7911

Name: CVE-2016-7911
Creator: NVD / NIST
Published: 2016-11-16T05:59:06.123+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 1.54%

Last modified Jun 17, 2026

CVE-2016-7911 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 1.54% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

1.54%

71.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	< 3.2.85
Linux	Linux Kernel	>= 3.3, < 3.10.107
Linux	Linux Kernel	>= 3.11, < 3.12.70
Linux	Linux Kernel	>= 3.13, < 3.16.37
Linux	Linux Kernel	>= 3.17, < 3.18.38
Linux	Linux Kernel	>= 3.19, < 4.1.29
Linux	Linux Kernel	>= 4.2, < 4.4.17
Linux	Linux Kernel	>= 4.5, < 4.6.6

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8ba8682107ee2ca3347354e018865d8e1967c5f4Issue Tracking, Patch, Third Party Advisory
http://source.android.com/security/bulletin/2016-11-01.htmlThird Party Advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.6Release Notes, Vendor Advisory
http://www.securityfocus.com/bid/94135Third Party Advisory, VDB Entry
https://github.com/torvalds/linux/commit/8ba8682107ee2ca3347354e018865d8e1967c5f4Issue Tracking, Patch, Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8ba8682107ee2ca3347354e018865d8e1967c5f4Issue Tracking, Patch, Third Party Advisory
http://source.android.com/security/bulletin/2016-11-01.htmlThird Party Advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.6Release Notes, Vendor Advisory
http://www.securityfocus.com/bid/94135Third Party Advisory, VDB Entry
https://github.com/torvalds/linux/commit/8ba8682107ee2ca3347354e018865d8e1967c5f4Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Nov 16, 2016
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-7911?

How severe is CVE-2016-7911?

CVE-2016-7911 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.54% probability of exploitation in the next 30 days.

How do I fix CVE-2016-7911?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-7911?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST