CVE-2022-50427: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: ac97: fix possible memory leak in snd_ac97_dev_register() If device_register() fails in snd_ac97_dev_register(), it should call put_device() to give up reference, or the name allocated in dev_set_name() is leaked.

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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

Weakness Type (CWE)

CWE-401 CWE-401

Affected Products

Vendor	Product	Versions
linux	linux_kernel	2.6.14 — 4.9.332
linux	linux_kernel	4.10 — 4.14.298
linux	linux_kernel	4.15 — 4.19.264
linux	linux_kernel	4.20 — 5.4.223
linux	linux_kernel	5.5 — 5.10.153
linux	linux_kernel	5.11 — 5.15.77
linux	linux_kernel	5.16 — 6.0.7
linux	linux_kernel	All
linux	linux_kernel	All

References

Advisories & Patches

https://git.kernel.org/stable/c/0f8e9a15c8ecf95057061d370a2dddaf1cee4aeb https://git.kernel.org/stable/c/4881bda5ea05c8c240fc8afeaa928e2bc43f61fa https://git.kernel.org/stable/c/4fdf6f978c6b605ca0d67bf0e982b7a8fc0f4aab https://git.kernel.org/stable/c/758dbcc6fbf2286eff02743b093c70a18a407d66 https://git.kernel.org/stable/c/a602ec9d88f177dba78bc97fb1adecc7a71ff279 https://git.kernel.org/stable/c/bfce73088682ef0770da951f51156c36a89be490 https://git.kernel.org/stable/c/c68b2e9ef246117f696e360bbdd2f5736b3a7127 https://git.kernel.org/stable/c/ee8bf0946f62ef00e5db4b613a9f664ac567259a

Frequently Asked Questions

What is CVE-2022-50427? +

In the Linux kernel, the following vulnerability has been resolved: ALSA: ac97: fix possible memory leak in snd_ac97_dev_register() If device_register() fails in snd_ac97_dev_register(), it should call put_device() to give up reference, or the name allocated in dev_set_name() is leaked. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2022-50427? +

CVE-2022-50427 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-2022-50427? +

CVE-2022-50427 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-2022-50427? +

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-2022-50427