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CVE-2022-49525

5.5 · MEDIUM

In the Linux kernel, the following vulnerability has been resolved: media: cx25821: Fix the warning when removing the module When removing the module, we will get the following warning: [ 14.7…

Published Feb 26, 2025EPSS 0.28%

Overview

CVE-2022-49525 is a medium-severity vulnerability. It was published on February 26, 2025 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: cx25821: Fix the warning when removing the module

When removing the module, we will get the following warning:

[ 14.746697] remove_proc_entry: removing non-empty directory 'irq/21', leaking at least 'cx25821[1]'

[ 14.747449] WARNING: CPU: 4 PID: 368 at fs/proc/generic.c:717 remove_proc_entry+0x389/0x3f0

[ 14.751611] RIP: 0010:remove_proc_entry+0x389/0x3f0

[ 14.759589] Call Trace:

[ 14.759792] <TASK>

[ 14.759975] unregister_irq_proc+0x14c/0x170

[ 14.760340] irq_free_descs+0x94/0xe0

[ 14.760640] mp_unmap_irq+0xb6/0x100

[ 14.760937] acpi_unregister_gsi_ioapic+0x27/0x40

[ 14.761334] acpi_pci_irq_disable+0x1d3/0x320

[ 14.761688] pci_disable_device+0x1ad/0x380

[ 14.762027] ? _raw_spin_unlock_irqrestore+0x2d/0x60

[ 14.762442] ? cx25821_shutdown+0x20/0x9f0 [cx25821]

[ 14.762848] cx25821_finidev+0x48/0xc0 [cx25821]

[ 14.763242] pci_device_remove+0x92/0x240

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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/005fd553f5f10fe8618d92f94ad10f9051eac331Refgit.kernel.org/stable/c/1f0fc1dfb5fdd456657519a97fab83691b96c6a0Refgit.kernel.org/stable/c/2203436a4d24302871617373a7eb21bc17e38762Refgit.kernel.org/stable/c/222292930c8ecc3516e03ec1f9fa8448be7ff496Refgit.kernel.org/stable/c/258639bc55a586ee6df92d89786ccf1c71546d70Refgit.kernel.org/stable/c/3f94169affa33c9db4a439d88f09cb2ed3a33332Refgit.kernel.org/stable/c/4d6295b6d986476232332fffd08575b185f90d81Refgit.kernel.org/stable/c/5beb85ff7d005ddb7bf604a4f2dc76f01b84b318Refgit.kernel.org/stable/c/9d92291698e5cc35a2b8a1106a01ddd7d60ade2d

How CyberStrike helps

Frequently asked questions

What is CVE-2022-49525?

CVE-2022-49525 is a medium-severity vulnerability. It was published on February 26, 2025 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2022-49525?

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-2022-49525?

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-2022-49525?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-49525 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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