Go to homepageCyberStrike

Menu

Star on GitHub · 3.4k
Sign inDownload

CVE-2024-46801

7.8 · HIGH

In the Linux kernel, the following vulnerability has been resolved: libfs: fix get_stashed_dentry() get_stashed_dentry() tries to optimistically retrieve a stashed dentry from a provided location.

Published Sep 18, 2024EPSS 0.20%

Overview

CVE-2024-46801 is a high-severity vulnerability. It was published on September 18, 2024 and has a CVSS 3.1 base score of 7.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

In the Linux kernel, the following vulnerability has been resolved:

libfs: fix get_stashed_dentry()

get_stashed_dentry() tries to optimistically retrieve a stashed dentry

from a provided location. It needs to ensure to hold rcu lock before it

dereference the stashed location to prevent UAF issues. Use

rcu_dereference() instead of READ_ONCE() it's effectively equivalent

with some lockdep bells and whistles and it communicates clearly that

this expects rcu protection.

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/stable/c/03e2a1209a83a380df34a72f7d6d1bc6c74132c7Refgit.kernel.org/stable/c/4e32c25b58b945f976435bbe51f39b32d714052e

How CyberStrike helps

Frequently asked questions

What is CVE-2024-46801?

CVE-2024-46801 is a high-severity vulnerability. It was published on September 18, 2024 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2024-46801?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2024-46801?

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-2024-46801?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-46801 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.

Related HIGH CVEs from 2024

View all
Browse by year2026202520242023202220212020201920182017201620152014201320122011201020092008200720062005200420032002200120001999
LiveWatch live →