CVE-2022-49991
mm/hugetlb: avoid corrupting page->mapping in hugetlb_mcopy_atomic_pte
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: avoid corrupting page->mapping in hugetlb_mcopy_atomic_pte In MCOPY_ATOMIC_CONTINUE case with a non-shared VMA, pages in the page cache are installed in the ptes. But hugepage_add_new_anon_rmap is called for them mistakenly because they're not vm_shared. This will corrupt the page->mapping used by page cache code.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Jun 18, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
f619147104c8ea71e120e4936d2b68ec11a1e527 < da60ddd80d09f8371fbba1a238a4b318d13ba698 f619147104c8ea71e120e4936d2b68ec11a1e527 < 3ada1b3e58db255a14ec73a59d7913e84dc5a8a4 f619147104c8ea71e120e4936d2b68ec11a1e527 < ab74ef708dc51df7cf2b8a890b9c6990fac5c0c6
Linux / Linux
5.13