CVE-2015-2877

Kernel Samepage Merging KSM in the Linux kernel 2.6.32 through 4.x does not prevent use of a write-timing side channel, which allows guest OS users to defeat the ASLR protection mechanism on other guest OS instances via a Cross-VM ASL INtrospection CAIN attack. NOTE: the vendor states "Basically ...

CVE-2015-2877

CVE-2015-2877 affects Kernel Samepage Merging (KSM) in Linux kernels 2.6.32–4.x. The write-timing side channel allows a guest OS user to defeat ASLR on other guest instances via Cross-VM ASL Introspection (CAIN). The entry notes that disabling deduplication mitigates the attack vector. No explici...

Virtual Machine Monitors (VMM) contain a memory deduplication vulnerability

Overview Multiple vendors' implementations of Virtual Machine Monitors VMM are vulnerable to a memory deduplication attack. Description As reported in the "Cross-VM ASL INtrospection CAIN" paper, an attacker with basic user rights within the attacking Virtual Machine VM can leverage memory...