CVE-2022-48820: phy: stm32: fix a refcount leak in stm32_usbphyc_pll_enable()

Published Jul 16, 2024
·
Updated

In the Linux kernel, the following vulnerability has been resolved:

phy: stm32: fix a refcount leak in stm32usbphycpllenable()

This error path needs to decrement "usbphyc->npllcons.counter" before returning.

Affected Software

5 affected components
Linux Linux kernel>=5.12<5.15.24
Linux Linux kernel>=5.16<5.16.10
Linux Linux kernel=5.17-rc1
Linux Linux kernel=5.17-rc2
Linux Linux kernel=5.17-rc3

Event History

Jul 16, 2024
CVE Published
via MITRE·11:44 AM
Data Sourced
via MITRE·11:44 AM
Description
Data Sourced
via NVD·12:15 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2022-48820?

CVE-2022-48820 is classified as a low-severity vulnerability affecting the Linux kernel.

2

What does CVE-2022-48820 impact?

CVE-2022-48820 affects the STM32 USB PHY controller in specific versions of the Linux kernel.

3

How do I fix CVE-2022-48820?

To resolve CVE-2022-48820, update to a patched version of the Linux kernel that addresses the refcount leak.

4

Who is affected by CVE-2022-48820?

Users running versions of the Linux kernel between 5.12 and 5.15.24, or certain 5.17 release candidates are affected by CVE-2022-48820.

5

What type of vulnerability is CVE-2022-48820?

CVE-2022-48820 is a refcount leak vulnerability in the Linux kernel.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203