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CVE-2024-41086

7.8 · HIGH

In the Linux kernel, the following vulnerability has been resolved: bcachefs: Fix sb_field_downgrade validation - bch2_sb_downgrade_validate() wasn't checking for a downgrade entry extending pa…

Published Jul 29, 2024EPSS 0.21%

Overview

CVE-2024-41086 is a high-severity vulnerability. It was published on July 29, 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. No authentication or special privileges are required for exploitation.

Technical description

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

bcachefs: Fix sb_field_downgrade validation

- bch2_sb_downgrade_validate() wasn't checking for a downgrade entry

extending past the end of the superblock section

- for_each_downgrade_entry() is used in to_text() and needs to work on

malformed input; it also was missing a check for a field extending

past the end of the section

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/692aa7a54b2b28d59f24b3bf8250837805484b99Refgit.kernel.org/stable/c/bf920ed92ef24dcd6970c88881cd4700b3acf05bRefgit.kernel.org/stable/c/692aa7a54b2b28d59f24b3bf8250837805484b99Refgit.kernel.org/stable/c/bf920ed92ef24dcd6970c88881cd4700b3acf05b

How CyberStrike helps

Frequently asked questions

What is CVE-2024-41086?

CVE-2024-41086 is a high-severity vulnerability. It was published on July 29, 2024 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2024-41086?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. 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-2024-41086?

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-2024-41086?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-41086 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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