CVE-2022-49962
xhci: Fix null pointer dereference in remove if xHC has only one roothub
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Jun 18, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
e0fe986972f5b6b12086c73569206dd29c520be9 < 7081b2f34ff291ada012bd6abacaf7d51c4cf73f e0fe986972f5b6b12086c73569206dd29c520be9 < 4a593a62a9e3a25ab4bc37f612e4edec144f7f43
Linux / Linux
5.19