GHSA-G23H-7VF9-XC25 Mimalloc Can Allocate Memory with Bad Alignment

This crate depended on a promise regarding alignments made by the author of the mimalloc allocator to avoid using aligned allocation functions where possible for performance reasons. Since then, the mimalloc allocator's logic changed, making it break this promise. This caused this crate to return...

CVE-2023-38021

An issue was discovered in Fortanix EnclaveOS Confidential Computing Manager CCM Platform before 3.32 for Intel SGX. Lack of pointer-alignment validation logic in entry functions allows a local attacker to access unauthorized information. This relates to the enclaveecall function and system call...

Design/Logic Flaw

PoD operations on misaligned GFNs This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. x86 HVM and PVH guests may be started in populate-on-demand PoD mode, to provide a way for them to later easily have more memory assigne...

kernel: kvm: buffer overflow in handling of MSR_KVM_SYSTEM_TIME

The kvmsetmsrcommon function in arch/x86/kvm/x86.c in the Linux kernel through 3.8.4 does not ensure a required timepage alignment during an MSRKVMSYSTEMTIME operation, which allows guest OS users to cause a denial of service buffer overflow and host OS memory corruption or possibly have...