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CVE-2026-46222

5.5 · MEDIUM

In the Linux kernel, the following vulnerability has been resolved: media: rockchip: rkcif: Add missing MUST_CONNECT flag to pads The pads missed checks for connected devices which may a null der…

Published May 28, 2026CWE-476EPSS 0.14%

Overview

CVE-2026-46222 is a medium-severity vulnerability. It was published on May 28, 2026 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:

media: rockchip: rkcif: Add missing MUST_CONNECT flag to pads

The pads missed checks for connected devices which may a null dereference

when the stream is enabled.

Unable to handle kernel NULL pointer dereference at virtual address

0000000000000020

pc : rkcif_interface_enable_streams+0x48/0xf0

lr : rkcif_interface_enable_streams+0x44/0xf0

Call trace:

rkcif_interface_enable_streams+0x48/0xf0

v4l2_subdev_enable_streams+0x26c/0x3f0

rkcif_stream_start_streaming+0x140/0x278

vb2_start_streaming+0x74/0x188

vb2_core_streamon+0xe0/0x1d8

vb2_ioctl_streamon+0x60/0xa8

v4l_streamon+0x2c/0x40

__video_do_ioctl+0x34c/0x400

video_usercopy+0x2d0/0x800

video_ioctl2+0x20/0x60

v4l2_ioctl+0x48/0x78

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/318142640590342bfec7aa06d0bdcd0ddbf953d0Refgit.kernel.org/stable/c/8e3c751259dc2d1325838eff26f41032523c7b57

How CyberStrike helps

Frequently asked questions

What is CVE-2026-46222?

CVE-2026-46222 is a medium-severity vulnerability. It was published on May 28, 2026 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2026-46222?

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-2026-46222?

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-2026-46222?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-46222 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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