CVE-2015-7509

Description

fs/ext4/namei.c in the Linux kernel before 3.7 allows physically proximate attackers to cause a denial of service (system crash) via a crafted no-journal filesystem, a related issue to CVE-2013-2015.

Category

4.4
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.08%
Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory kernel.org Vendor Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://rhn.redhat.com/errata/RHSA-2016-0855.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00031.html vendor advisory
https://security-tracker.debian.org/tracker/CVE-2015-7509
https://bugzilla.redhat.com/show_bug.cgi?id=1259222
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00026.html vendor advisory
http://www.securitytracker.com/id/1034559 vdb entry
https://github.com/torvalds/linux/commit/c9b92530a723ac5ef8e352885a1862b18f31b2f5 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html vendor advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c9b92530a723ac5ef8e352885a1862b18f31b2f5 vendor advisory
https://bugzilla.suse.com/show_bug.cgi?id=956709

Frequently Asked Questions

What is the severity of CVE-2015-7509?
CVE-2015-7509 has been scored as a medium severity vulnerability.
How to fix CVE-2015-7509?
To fix CVE-2015-7509, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2015-7509 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2015-7509 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.