CVE-2015-7312

Name: CVE-2015-7312
Creator: NVD / NIST
Published: 2015-11-16T11:59:09.527+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.39%

Last modified Jun 17, 2026

CVE-2015-7312 is a vulnerability of currently unknown severity. Multiple race conditions in the Advanced Union Filesystem (aufs) aufs3-mmap.patch and aufs4-mmap.patch patches for the Linux kernel 3.x and 4.x allow local users to cause a denial of service (use-after-free and BUG) or possibly gain privileges via a (1) madvise or (2) msync system call, related to mm/madvise.c and mm/msync.c.. EPSS estimates a 0.39% chance of exploitation in the next 30 days.

Description

Multiple race conditions in the Advanced Union Filesystem (aufs) aufs3-mmap.patch and aufs4-mmap.patch patches for the Linux kernel 3.x and 4.x allow local users to cause a denial of service (use-after-free and BUG) or possibly gain privileges via a (1) madvise or (2) msync system call, related to mm/madvise.c and mm/msync.c.

Metrics

EPSS Probability

0.39%

30.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	>= 3.0.0, <= 3.19.8
Linux	Linux Kernel	>= 4.0.0, <= 4.20.15
Canonical	Ubuntu Linux	14.04
Debian	Debian Linux	8.0

References

http://sourceforge.net/p/aufs/mailman/message/34449209/Exploit, Third Party Advisory
http://www.debian.org/security/2015/dsa-3364Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/09/22/10Mailing List, Third Party Advisory
http://www.ubuntu.com/usn/USN-2777-1Third Party Advisory
http://sourceforge.net/p/aufs/mailman/message/34449209/Exploit, Third Party Advisory
http://www.debian.org/security/2015/dsa-3364Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/09/22/10Mailing List, Third Party Advisory
http://www.ubuntu.com/usn/USN-2777-1Third Party Advisory

Timeline

Published: Nov 16, 2015
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-7312?

How severe is CVE-2015-7312?

Severity scoring for CVE-2015-7312 is pending analysis. The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.

How do I fix CVE-2015-7312?

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-2015-7312?

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

Scan your code now

Source: NVD / NIST