CVE-2020-12768: Missing Release of Memory after Effective Lifetime

An issue was discovered in the Linux kernel before 5.6. svmcpuuninit in arch/x86/kvm/svm.c has a memory leak, aka CID-d80b64ff297e. NOTE: third parties dispute this issue because it's a one-time leak at the boot, the size is negligible, and it can't be triggered at will...

CVE-2014-3610: Undefined Security Weakness

The WRMSR processing functionality in the KVM subsystem in the Linux kernel through 3.17.2 does not properly handle the writing of a non-canonical address to a model-specific register, which allows guest OS users to cause a denial of service host OS crash by leveraging guest OS privileges, relate...