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CVE-2015-8324

4.6 · MEDIUM

The ext4 implementation in the Linux kernel before 2.6.34 does not properly track the initialization of certain data structures, which allows physically proximate attackers to cause a denial of ser…

Published May 2, 2016EPSS 0.43%

Overview

CVE-2015-8324 is a medium-severity vulnerability. It was published on May 2, 2016 and has a CVSS 3.0 base score of 4.6 (MEDIUM).

This vulnerability has a CVSS 3.0 base score of 4.6, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

The ext4 implementation in the Linux kernel before 2.6.34 does not properly track the initialization of certain data structures, which allows physically proximate attackers to cause a denial of service (NULL pointer dereference and panic) via a crafted USB device, related to the ext4_fill_super function.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgit.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=744692dc059845b2a3022119871846e74d4f6e11Refmirror.linux.org.au/linux/kernel/v2.6/ChangeLog-2.6.34Refrhn.redhat.com/errata/RHSA-2016-0855.htmlRefwww.openwall.com/lists/oss-security/2015/11/23/2Refwww.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.htmlRefbugzilla.redhat.com/show_bug.cgi?id=1267261GitHubgithub.com/torvalds/linux/commit/744692dc059845b2a3022119871846e74d4f6e11Refgit.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=744692dc059845b2a3022119871846e74d4f6e11Refmirror.linux.org.au/linux/kernel/v2.6/ChangeLog-2.6.34Refrhn.redhat.com/errata/RHSA-2016-0855.html

How CyberStrike helps

Frequently asked questions

What is CVE-2015-8324?

CVE-2015-8324 is a medium-severity vulnerability. It was published on May 2, 2016 and has a CVSS 3.0 base score of 4.6 (MEDIUM).

How severe is CVE-2015-8324?

This vulnerability has a CVSS 3.0 base score of 4.6, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2015-8324?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2015-8324?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2015-8324 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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