CVE-2019-7221

CVE-2019-7221 is a Use-after-Free in the KVM implementation of the Linux kernel up to version 4.20.5. The vulnerability concerns KVM VMX preemption timer handling and is locally exploitable with low privileges and no user interaction, potentially affecting confidentiality, integrity, and availabi...

CVE-2019-7222

The CVE-2019-7222 issue affects the KVM component of the Linux kernel up to version 4.20.5, where a vulnerability allowed information leakage by exposing uninitialized kernel stack contents to a guest. Connected documents explicitly refer to “KVM: leak of uninitialized stack contents to guest (CV...

CVE-2023-53331

Summary (CVE-2023-53331) : In the Linux kernel, the pstore/ram path could treat an empty prz as valid during init, allowing a start value equal to zero to bypass bounds checks and trigger out-of-bounds writes, potentially causing panics in multiple code paths (e.g., sysdump_panic_event, panic, do...