CVE-2025-40216
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)
io_uring/rsrc: don't rely on user vaddr alignment
In the Linux kernel, the following vulnerability has been resolved: io_uring/rsrc: don't rely on user vaddr alignment There is no guaranteed alignment for user pointers, however the calculation of an offset of the first page into a folio after coalescing uses some weird bit mask logic, get rid of it.
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) |
|---|---|---|---|---|---|
| a8edbb424b1391b077407c75d8f5d2ede77aa70d | affected | git | 50998b0ae7d9d552e96d8b7239981cf05f65eff5 | Unavailable | None listed |
| a8edbb424b1391b077407c75d8f5d2ede77aa70d | affected | git | f16769241594be59387b56ab525e327f54377e60 | Unavailable | None listed |
| a8edbb424b1391b077407c75d8f5d2ede77aa70d | affected | git | 3a3c6d61577dbb23c09df3e21f6f9eda1ecd634b | 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) |
|---|---|---|---|---|---|
| 6.12 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 6.12 | Unavailable | None listed |
| 6.12.36 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.15.5 | unaffected | semver | Unavailable | 6.15.* | None listed |
| 6.16 | unaffected | original_commit_for_fix | Unavailable | * | None listed |