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CVE-2024-26941

5.5 · MEDIUM

In the Linux kernel, the following vulnerability has been resolved: drm/dp: Fix divide-by-zero regression on DP MST unplug with nouveau Fix a regression when using nouveau and unplugging a StarTe…

Published May 1, 2024CWE-369EPSS 0.19%

Overview

CVE-2024-26941 is a medium-severity vulnerability. It was published on May 1, 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/dp: Fix divide-by-zero regression on DP MST unplug with nouveau

Fix a regression when using nouveau and unplugging a StarTech MSTDP122DP

DisplayPort 1.2 MST hub (the same regression does not appear when using

a Cable Matters DisplayPort 1.4 MST hub). Trace:

divide error: 0000 [#1] PREEMPT SMP PTI

CPU: 7 PID: 2962 Comm: Xorg Not tainted 6.8.0-rc3+ #744

Hardware name: Razer Blade/DANA_MB, BIOS 01.01 08/31/2018

RIP: 0010:drm_dp_bw_overhead+0xb4/0x110 [drm_display_helper]

Code: c6 b8 01 00 00 00 75 61 01 c6 41 0f af f3 41 0f af f1 c1 e1 04 48 63 c7 31 d2 89 ff 48 8b 5d f8 c9 48 0f af f1 48 8d 44 06 ff <48> f7 f7 31 d2 31 c9 31 f6 31 ff 45 31 c0 45 31 c9 45 31 d2 45 31

RSP: 0018:ffffb2c5c211fa30 EFLAGS: 00010206

RAX: ffffffffffffffff RBX: 0000000000000000 RCX: 0000000000f59b00

RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000

RBP: ffffb2c5c211fa48 R08: 0000000000000001 R09: 0000000000000020

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/828862071a6ca0c52655e6e62ac7abfef3e5c578Refgit.kernel.org/stable/c/9cbd1dae842737bfafa4b10a87909fa209dde250Refgit.kernel.org/stable/c/828862071a6ca0c52655e6e62ac7abfef3e5c578Refgit.kernel.org/stable/c/9cbd1dae842737bfafa4b10a87909fa209dde250

How CyberStrike helps

Frequently asked questions

What is CVE-2024-26941?

CVE-2024-26941 is a medium-severity vulnerability. It was published on May 1, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-26941?

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-2024-26941?

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-2024-26941?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-26941 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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