CVE-2024-50266

5.5 · MEDIUM

Published Nov 19, 2024 linux EPSS 0.20% (10th pctl) CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Overview

CVE-2024-50266 is a medium-severity vulnerability affecting linux linux_kernel. It was published on November 19, 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:

clk: qcom: videocc-sm8350: use HW_CTRL_TRIGGER for vcodec GDSCs

A recent change in the venus driver results in a stuck clock on the

Lenovo ThinkPad X13s, for example, when streaming video in firefox:

video_cc_mvs0_clk status stuck at 'off'

WARNING: CPU: 6 PID: 2885 at drivers/clk/qcom/clk-branch.c:87 clk_branch_wait+0x144/0x15c

...

Call trace:

clk_branch_wait+0x144/0x15c

clk_branch2_enable+0x30/0x40

clk_core_enable+0xd8/0x29c

clk_enable+0x2c/0x4c

vcodec_clks_enable.isra.0+0x94/0xd8 [venus_core]

coreid_power_v4+0x464/0x628 [venus_core]

vdec_start_streaming+0xc4/0x510 [venus_dec]

vb2_start_streaming+0x6c/0x180 [videobuf2_common]

vb2_core_streamon+0x120/0x1dc [videobuf2_common]

vb2_streamon+0x1c/0x6c [videobuf2_v4l2]

v4l2_m2m_ioctl_streamon+0x30/0x80 [v4l2_mem2mem]

v4l_streamon+0x24/0x30 [videodev]

using the out-of-tree sm8350/sc8280xp venus support. [1]

Update also the sm8350/sc8280xp GDS

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	>= 6.11, < 6.11.8	Affected

References

Ref git.kernel.org/stable/c/d055f6f2bdfb8b9c9bc071f748c16bd3afb2db0f Ref git.kernel.org/stable/c/f903663a8dcd6e1656e52856afbf706cc14cbe6d

Frequently Asked Questions

What is CVE-2024-50266?

CVE-2024-50266 is a medium-severity vulnerability affecting linux linux_kernel. It was published on November 19, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-50266?

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-2024-50266?

How can CyberStrike help with CVE-2024-50266?

CyberStrike's AI-powered security agents can automatically detect CVE-2024-50266 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.

How CyberStrike Helps

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HackBrowser

Browser-based exploitation validates findings with real proof-of-concept.

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