SUSE CVE-2022-50014

In the Linux kernel, the following vulnerability has been resolved: mm/gup: fix FOLLFORCE COW security issue and remove FOLLCOW Ever since the Dirty COW CVE-2016-5195 security issue happened, we know that FOLLFORCE can be possibly dangerous, especially if there are races that can be exploited by...

Arm guests can cause Dom0 DoS via PV devices When mapping pages of guests on Arm dom0 is using an rbtree to keep track of the foreign mappings. Updating of that rbtree is not always done completely with the related lock held resulting in a small race window which can be used by unprivileged guests via PV devices to cause inconsistencies of the rbtree. These inconsistencies can lead to Denial of Service (DoS) of dom0 e.g. by causing crashes or the inability to perform further mappings of other guests' memory pages.

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