Description

In the Linux kernel, the following vulnerability has been resolved: xhci: Fix null pointer dereference in remove if xHC has only one roothub The remove path in xhci platform driver tries to remove and put both main and shared hcds even if only a main hcd exists (one roothub) This causes a null pointer dereference in reboot for those controllers. Check that the shared_hcd exists before trying to remove it.

INFO

Published Date :

2025-06-18T11:00:23.321Z

Last Modified :

2025-06-18T11:00:23.321Z

Source :

Linux
AFFECTED PRODUCTS

The following products are affected by CVE-2022-49962 vulnerability.

Vendors Products
Linux
  • Linux Kernel
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2022-49962.

URL Resource
https://git.kernel.org/stable/c/4a593a62a9e3a25ab4bc37f612e4edec144f7f43 cve-icon cve-icon
https://git.kernel.org/stable/c/7081b2f34ff291ada012bd6abacaf7d51c4cf73f cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2025061814-CVE-2022-49962-aced@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2022-49962 cve-icon
https://www.cve.org/CVERecord?id=CVE-2022-49962 cve-icon
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