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medium5.5

CVE-2022-48879

In the Linux kernel, the following vulnerability has been resolved: efi: fix NULL-deref in init error path In cases where runtime services are not supported or…

Impact

In the Linux kernel, the following vulnerability has been resolved: efi: fix NULL-deref in init error path In cases where runtime services are not supported or have been disabled, the runtime services workqueue will never have been allocated. Do not try to destroy the workqueue unconditionally in the unlikely event that EFI initialisation fails to avoid dereferencing a NULL pointer.

Affected products

VendorProductAffected versions
LinuxLinux Kernel
from 4.19.142 before 4.19.270
from 5.4.61 before 5.4.229
from 5.9 before 5.10.164
from 5.11 before 5.15.89
from 5.16 before 6.1.7

Weakness classification

CWE-476

References