GHSA-q7q6-h2q3-86p9
GitHub Security Advisory
⚠ Unreviewed
HIGH
Has CVE
Advisory Details
arch/x86/kvm/mmu.c in the Linux kernel through 4.13.5, when nested virtualisation is used, does not properly traverse guest pagetable entries to resolve a guest virtual address, which allows L1 guest OS users to execute arbitrary code on the host OS or cause a denial of service (incorrect index during page walking, and host OS crash), aka an "MMU potential stack buffer overrun."
Related CVEs
Key Information
7.5
/10
Dataset
Last updated: September 22, 2025 6:29 AM
Data from GitHub Advisory Database. This information is provided for research and educational purposes.