THREATOPS
THREAT OPS › Threat News › [NVD] CVE-2026-64302 (MEDIUM 5.5) — In the Linux kernel, the following vulnerability has been resolved: x86/mm: Fix freeing of PMD-sized vmemmap pages Commit bf9e4e30f353 ("x86/mm: use pagetable_free()"), switched from freeing non-boot page tables through __free_pages() to pagetable_free(). However, the function

[NVD] CVE-2026-64302 (MEDIUM 5.5) — In the Linux kernel, the following vulnerability has been resolved: x86/mm: Fix freeing of PMD-sized vmemmap pages Commit bf9e4e30f353 ("x86/mm: use pagetable_free()"), switched from freeing non-boot page tables through __free_pages() to pagetable_free(). However, the function

lownvdPublished 2026-07-25

CVE-2026-64302 CVSS: 5.5 MEDIUM Published: 2026-07-25T10:17:11.170

In the Linux kernel, the following vulnerability has been resolved:

x86/mm: Fix freeing of PMD-sized vmemmap pages

Commit bf9e4e30f353 ("x86/mm: use pagetable_free()"), switched from freeing non-boot page tables through __free_pages() to pagetable_free().

However, the function is also called to free vmemmap pages.

Given that v

Indicators of compromise

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-64302