CVE-2024-36936 efi/unaccepted: touch soft lockup during memory accept

In the Linux kernel, the following vulnerability has been resolved: efi/unaccepted: touch soft lockup during memory accept Commit 50e782a86c98 "efi/unaccepted: Fix soft lockups caused by parallel memory acceptance" has released the spinlock so other CPUs can do memory acceptance in parallel and n...

CVE-2024-36936 efi/unaccepted: touch soft lockup during memory accept

In the Linux kernel, the following vulnerability has been resolved: efi/unaccepted: touch soft lockup during memory accept Commit 50e782a86c98 "efi/unaccepted: Fix soft lockups caused by parallel memory acceptance" has released the spinlock so other CPUs can do memory acceptance in parallel and n...

CVE-2024-36936

The CVE-2024-36936 issue affects the Linux kernel's memory-accept path under efi/unaccepted. The root cause was a soft lockup scenario caused by a spinlock held during memory acceptance, which could intermittently trigger a watchdog/softlockup on the CPU during large TD guest memory loads. The fi...