CVE-2022-50809
Not scored
xhci: dbc: Fix memory leak in xhci_alloc_dbc()
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.
Exploit probability
0.2%
Published
December 30, 2025
Required by
Not available
Last source change
August 12, 2026
02 / AFFECTED SOFTWARE
Affected packages
17 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2022-50809
View original source
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.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- 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
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50809.json
- https://nvd.nist.gov/vuln/detail/CVE-2022-50809