CVE-2022-50809

xhci: dbc: Fix memory leak in xhci_alloc_dbc()

EPSS 0.2%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

30 Dec 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

In the Linux kernel, the following vulnerability has been resolved: xhci: dbc: Fix memory leak in xhci_alloc_dbc() If DbC is already in use, then the allocated memory for the xhci_dbc struct doesn't get freed before returning NULL, which leads to a memleak.

Affected products

Linux · Linux

References

https://git.kernel.org/stable/c/103b459590e1eb4d80b02761eb36c7cae1d9b58e https://git.kernel.org/stable/c/116d6a6964986ea7eb516daa36128d270f1f248d https://git.kernel.org/stable/c/69e67c804d09a6b1bcda1f4f242f151f813eeb4a https://git.kernel.org/stable/c/d591b32e519603524a35b172156db71df9116902