CVE-2024-42252

5.5 · MEDIUM

Published Aug 8, 2024 linux CWE-617 EPSS 0.21% (12th pctl) CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Overview

CVE-2024-42252 is a medium-severity vulnerability affecting linux linux_kernel. It was published on August 8, 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:

closures: Change BUG_ON() to WARN_ON()

If a BUG_ON() can be hit in the wild, it shouldn't be a BUG_ON()

For reference, this has popped up once in the CI, and we'll need more

info to debug it:

03240 ------------[ cut here ]------------

03240 kernel BUG at lib/closure.c:21!

03240 Internal error: Oops - BUG: 00000000f2000800 [#1] SMP

03240 Modules linked in:

03240 CPU: 15 PID: 40534 Comm: kworker/u80:1 Not tainted 6.10.0-rc4-ktest-ga56da69799bd #25570

03240 Hardware name: linux,dummy-virt (DT)

03240 Workqueue: btree_update btree_interior_update_work

03240 pstate: 00001005 (nzcv daif -PAN -UAO -TCO -DIT +SSBS BTYPE=--)

03240 pc : closure_put+0x224/0x2a0

03240 lr : closure_put+0x24/0x2a0

03240 sp : ffff0000d12071c0

03240 x29: ffff0000d12071c0 x28: dfff800000000000 x27: ffff0000d1207360

03240 x26: 0000000000000040 x25: 0000000000000040 x24: 0000000000000040

03240 x23: ffff0000c1f2018

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	>= 0, < 6.9.11	Affected

References

Ref git.kernel.org/stable/c/339b84ab6b1d66900c27bd999271cb2ae40ce812 Ref git.kernel.org/stable/c/5d85f2ab79d5918a66539ebf046c099f7448db8d Ref git.kernel.org/stable/c/c894a74756478bb7aec894bcc513add3d554c0cf Ref git.kernel.org/stable/c/ecb4aaa658da760fb83afd79cc5fd4360aa60635 Ref lists.debian.org/debian-lts-announce/2025/03/msg00001.html

Frequently Asked Questions

What is CVE-2024-42252?

CVE-2024-42252 is a medium-severity vulnerability affecting linux linux_kernel. It was published on August 8, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-42252?

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-2024-42252?

How can CyberStrike help with CVE-2024-42252?

CyberStrike's AI-powered security agents can automatically detect CVE-2024-42252 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.

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