AZL-28505 CVE-2023-31084 affecting package hyperv-daemons for versions less than 5.15.158.2-1

An issue was discovered in drivers/media/dvb-core/dvbfrontend.c in the Linux kernel 6.2. There is a blocking operation when a task is in !TASKRUNNING. In dvbfrontendgetevent, waiteventinterruptible is called; the condition is dvbfrontendtesteventfepriv,events. In dvbfrontendtestevent,...

kernel: Use-after-free in userfaultfd_event_wait_completion function in userfaultfd.c

A flaw was found in the Linux kernel's handling of fork failure when dealing with event messages in the userfaultfd code. Failure to fork correctly can create a fork event that will be removed from an already freed list of events...