Arm: Completion of memory accesses not guaranteed by completion of a TLBI

ISSUE DESCRIPTION A hardware issue has been identified in certain Arm CPU designs. A broadcast TLBI on one PE may complete before affected memory accesses on another PE are globally observed. This may permit bypass of Stage 1 translation, Stage 2 translation, or GPT protection. The erratum occurs...

SUSE CVE-2014-3969

Xen 4.4.x, when running on an ARM system, does not properly check write permissions on virtual addresses, which allows local guest administrators to gain privileges via unspecified vectors...

SUSE CVE-2015-7813

Xen 4.4.x, 4.5.x, and 4.6.x does not limit the number of printk console messages when reporting unimplemented hypercalls, which allows local guests to cause a denial of service via a sequence of 1 HYPERVISORphysdevop hypercalls, which are not properly handled in the dophysdevop function in...

ALPINE-CVE-2021-28700

xen/arm: No memory limit for dom0less domUs The dom0less feature allows an administrator to create multiple unprivileged domains directly from Xen. Unfortunately, the memory limit from them is not set. This allow a domain to allocate memory beyond what an administrator originally configured...

UBUNTU-CVE-2014-3125

Xen 4.4.x, when running on an ARM system, does not properly context switch the CNTKCTLEL1 register, which allows local guest users to modify the hardware timers and cause a denial of service crash via unspecified vectors...