CVE-2025-39754
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2025
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
mm/smaps: fix race between smaps_hugetlb_range and migration
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().
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 25ee01a2fca02dfb5a3ce316e77910c468108199 | affected | git | f76089018b34dbe0c2e9b67c5b7d8860668748bb | Unavailable | None listed |
| 25ee01a2fca02dfb5a3ce316e77910c468108199 | affected | git | 2a1f3663974162b8f1e098196f557cfc1d160138 | Unavailable | None listed |
| 25ee01a2fca02dfb5a3ce316e77910c468108199 | affected | git | 09fc018f48871123ad5dbd7b03c956580232ed76 | Unavailable | None listed |
| 25ee01a2fca02dfb5a3ce316e77910c468108199 | affected | git | b625883ccbcc2b57808db51d1375b1d7b9bcb3e5 | Unavailable | None listed |
| 25ee01a2fca02dfb5a3ce316e77910c468108199 | affected | git | 45d19b4b6c2d422771c29b83462d84afcbb33f01 | Unavailable | None listed |
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
affected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 4.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 4.4 | Unavailable | None listed |
| 6.6.160 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.12.43 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.15.11 | unaffected | semver | Unavailable | 6.15.* | None listed |
| 6.16.2 | unaffected | semver | Unavailable | 6.16.* | None listed |
| 6.17 | unaffected | original_commit_for_fix | Unavailable | * | None listed |