CVE-2018-5873

Name: CVE-2018-5873
Creator: NVD / NIST
Published: 2018-07-06T19:29:01.06+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7/10EPSS 0.53%

Last modified Jun 17, 2026

CVE-2018-5873 is a high-severity vulnerability rated 7/10 on the CVSS scale. An issue was discovered in the __ns_get_path function in fs/nsfs.c in the Linux kernel before 4.11. Due to a race condition when accessing files, a Use After Free condition can occur. EPSS estimates a 0.53% chance of exploitation in the next 30 days.

Description

An issue was discovered in the __ns_get_path function in fs/nsfs.c in the Linux kernel before 4.11. Due to a race condition when accessing files, a Use After Free condition can occur. This also affects all Android releases from CAF using the Linux kernel (Android for MSM, Firefox OS for MSM, QRD Android) before security patch level 2018-07-05.

Metrics

CVSS 3.1

7/10

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

EPSS Probability

0.53%

40.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Google	Android	All versions
Linux	Linux Kernel	>= 3.19, < 4.1.50
Linux	Linux Kernel	>= 4.2, < 4.4.116
Linux	Linux Kernel	>= 4.5, < 4.9.82
Linux	Linux Kernel	>= 4.10, < 4.11

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=073c516ff73557a8f7315066856c04b50383ac34Patch, Third Party Advisory
https://github.com/torvalds/linux/commit/073c516ff73557a8f7315066856c04b50383ac34Patch, Third Party Advisory
https://source.android.com/security/bulletin/2018-07-01Vendor Advisory
https://source.codeaurora.org/quic/la/kernel/msm-4.9/commit/?id=34742aaf7cb16c95edba4a7afed6d2c4fa7e434bThird Party Advisory
https://www.codeaurora.org/security-bulletin/2018/07/02/july-2018-code-aurora-security-bulletinThird Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=073c516ff73557a8f7315066856c04b50383ac34Patch, Third Party Advisory
https://github.com/torvalds/linux/commit/073c516ff73557a8f7315066856c04b50383ac34Patch, Third Party Advisory
https://source.android.com/security/bulletin/2018-07-01Vendor Advisory
https://source.codeaurora.org/quic/la/kernel/msm-4.9/commit/?id=34742aaf7cb16c95edba4a7afed6d2c4fa7e434bThird Party Advisory
https://www.codeaurora.org/security-bulletin/2018/07/02/july-2018-code-aurora-security-bulletinThird Party Advisory

Timeline

Published: Jul 6, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-5873?

How severe is CVE-2018-5873?

CVE-2018-5873 has a CVSS score of 7/10 (HIGH severity). The EPSS model estimates a 0.53% probability of exploitation in the next 30 days.

How do I fix CVE-2018-5873?

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-2018-5873?

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

Scan your code now

Source: NVD / NIST