CVE-2022-49861: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: dmaengine: mv_xor_v2: Fix a resource leak in mv_xor_v2_remove() A clk_prepare_enable() call in the probe is not balanced by a corresponding clk_disable_unprepare() in the remove function. Add the missing call.

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CVSS v3.1 Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Products

Vendor	Product	Versions
linux	linux_kernel	4.9.104 — 4.9.334
linux	linux_kernel	4.14.45 — 4.14.300
linux	linux_kernel	4.16 — 4.19.267
linux	linux_kernel	4.20 — 5.4.225
linux	linux_kernel	5.5 — 5.10.155
linux	linux_kernel	5.11 — 5.15.79
linux	linux_kernel	5.16 — 6.0.9
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All

References

Advisories & Patches

https://git.kernel.org/stable/c/04f2cc56d80a1ac058045a7835c5bfd910f17863 https://git.kernel.org/stable/c/081195d17a0c4c636da2b869bd5809d42e8cbb13 https://git.kernel.org/stable/c/0b7ee3d50f32d277bf024b4ddb4de54da43a3025 https://git.kernel.org/stable/c/1d84887327659c58a6637060ac8c50c3a952a163 https://git.kernel.org/stable/c/20479886b40c0ed4864a5fc8490a1f6b70cccf1b https://git.kernel.org/stable/c/4b6641c3a2ba95ddcfecec263b4a5e572a4b0641 https://git.kernel.org/stable/c/992e966caf57e00855edbd79f19d911809732a69 https://git.kernel.org/stable/c/a1cb72e20a64a3c83f9b4ee993fbf97e4c1d7714

Frequently Asked Questions

What is CVE-2022-49861? +

In the Linux kernel, the following vulnerability has been resolved: dmaengine: mv_xor_v2: Fix a resource leak in mv_xor_v2_remove() A clk_prepare_enable() call in the probe is not balanced by a corresponding clk_disable_unprepare() in the remove function. Add the missing call. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2022-49861? +

CVE-2022-49861 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2022-49861? +

CVE-2022-49861 affects products from linux, specifically: linux_kernel. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2022-49861? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2022-49861