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CVE-2024-42127

5.5 · MEDIUM
Published Jul 30, 2024 linux EPSS 0.24% (15th pctl)

Overview

CVE-2024-42127 is a medium-severity vulnerability affecting linux linux_kernel. It was published on July 30, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. 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:

drm/lima: fix shared irq handling on driver remove

lima uses a shared interrupt, so the interrupt handlers must be prepared

to be called at any time. At driver removal time, the clocks are

disabled early and the interrupts stay registered until the very end of

the remove process due to the devm usage.

This is potentially a bug as the interrupts access device registers

which assumes clocks are enabled. A crash can be triggered by removing

the driver in a kernel with CONFIG_DEBUG_SHIRQ enabled.

This patch frees the interrupts at each lima device finishing callback

so that the handlers are already unregistered by the time we fully

disable clocks.

Remediation

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. 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.

Affected Products

Vendor Product Versions Status
linux linux_kernel >= 5.2, < 5.4.280 Affected

Frequently Asked Questions

What is CVE-2024-42127?

CVE-2024-42127 is a medium-severity vulnerability affecting linux linux_kernel. It was published on July 30, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-42127?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2024-42127?

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. 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-2024-42127?

CyberStrike's AI-powered security agents can automatically detect CVE-2024-42127 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.