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CVE-2025-39754 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: mm/smaps: fix race between smaps_hugetlb_range and migration smaps_hugetlb_range() handles the pte without holdling ptl, and may be concurrenct with migration, leaing to BUG_ON in pfn_swap_entry_to_page(). The race is as follows. smaps_hugetlb_range migrate_pages huge_ptep_get remove_migration_ptes folio_unlock pfn_swap_entry_folio BUG_ON To fix it, hold ptl lock in smaps_hugetlb_range().


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

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URL Source(s) Tag(s)
https://git.kernel.org/stable/c/09fc018f48871123ad5dbd7b03c956580232ed76 kernel.org
https://git.kernel.org/stable/c/2a1f3663974162b8f1e098196f557cfc1d160138 kernel.org
https://git.kernel.org/stable/c/45d19b4b6c2d422771c29b83462d84afcbb33f01 kernel.org
https://git.kernel.org/stable/c/b625883ccbcc2b57808db51d1375b1d7b9bcb3e5 kernel.org

Weakness Enumeration

CWE-ID CWE Name Source

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2025-39754
NVD Published Date:
09/11/2025
NVD Last Modified:
09/11/2025
Source:
kernel.org