CVE-2022-49202

Bluetooth: hci_uart: add missing NULL check in h5_enqueue

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

26 Feb 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_uart: add missing NULL check in h5_enqueue Syzbot hit general protection fault in __pm_runtime_resume(). The problem was in missing NULL check. hu->serdev can be NULL and we should not blindly pass &serdev->dev somewhere, since it will cause GPF.

Affected products

Linux · Linux

References

https://git.kernel.org/stable/c/32cb08e958696908a9aad5e49a78d74f7e32fffb https://git.kernel.org/stable/c/7235485433d290367d60ae22fcdfc565e61d42ab https://git.kernel.org/stable/c/8a3896c30f542439d36303183dc96f65df8cc528 https://git.kernel.org/stable/c/e6b6c904c0f88588b6a3ace20e4c0d61eab124f8