UBUNTU-CVE-2023-52976

In the Linux kernel, the following vulnerability has been resolved: efi: fix potential NULL deref in efimemreservepersistent When iterating on a linked list, a result of memremap is dereferenced without checking it for NULL. This patch adds a check that falls back on allocating a new page in case...

CVE-2023-52976

CVE-2023-52976 – Linux kernel : The vulnerability occurs in efi_mem_reserve_persistent when dereferencing the result of memremap while iterating a linked list, if memremap returns NULL. The patch adds a NULL check and falls back to allocating a new page when memremap fails, mitigating potential N...