Linux · Linux Kernel · CVE-2022-49448
**Name of the Vulnerable Software and Affected Versions**
Linux kernel (affected versions not specified)
**Description**
A potential null pointer dereference issue exists due to the failure of allocation by `devm kzalloc()`. If `devm kzalloc()` returns NULL, subsequent lines of code, including those accessing `pd->pmb`, may cause a null pointer dereference. Checking the return value of `devm kzalloc()` can help avoid this issue.
**Recommendations**
At the moment, there is no information about a newer version that contains a fix for this vulnerability.