CVE-2026-97421
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
RDMA/umem: Be careful about boundary conditions in ib_umem_find_best_pgsz()
In the Linux kernel, the following vulnerability has been resolved: RDMA/umem: Be careful about boundary conditions in ib_umem_find_best_pgsz() Several corner cases, especially important on 32 bits: - umem->iova is u64, the function argument should pass in u64 or iova will be truncated - Check that the length is not too large for the iova - Check that lengths > 4G don't overflow the GENMASK
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) |
|---|---|---|---|---|---|
| a40c20dabdf9045270767c75918feb67f0727c89 | affected | git | 3014da7587ce006cd08004fd6b257626b314e0a3 | Unavailable | None listed |
| a40c20dabdf9045270767c75918feb67f0727c89 | affected | git | ddccf6cc3861de2fe60986933bead79220e0d797 | Unavailable | None listed |
| a40c20dabdf9045270767c75918feb67f0727c89 | affected | git | e9bbb5f5349ef560ff6f0395564f04c3aa664559 | Unavailable | None listed |
| a40c20dabdf9045270767c75918feb67f0727c89 | affected | git | ae3cf7d2c4d506c5c91746321644e1a08d989e2a | Unavailable | None listed |
| a40c20dabdf9045270767c75918feb67f0727c89 | affected | git | 5fc5b73109540809b094710fac44da81dd8a3ff8 | Unavailable | None listed |
| a40c20dabdf9045270767c75918feb67f0727c89 | affected | git | 09ea6837a0434fb4db99528a5055b6d822135dcf | Unavailable | None listed |
| 85e40ba1c4a5246b35e91c2ed69d4680426904d7 | affected | git | Unavailable | Unavailable | None listed |
| 59f07434b297e2268f5d5c567db5b09145245cf1 | affected | git | Unavailable | Unavailable | None listed |
| 488229b7729d7becf4c39c5e74fb709fb35115c2 | affected | git | Unavailable | Unavailable | None listed |
| 5.4.73 | affected | semver | 5.5 | Unavailable | None listed |
| 5.8.17 | affected | semver | 5.9 | Unavailable | None listed |
| 5.9.2 | affected | semver | 5.10 | 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) |
|---|---|---|---|---|---|
| 5.10 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 5.10 | Unavailable | None listed |
| 5.15.222 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 6.1.189 | unaffected | semver | Unavailable | 6.1.* | None listed |
| 6.6.158 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.12.111 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.18.53 | unaffected | semver | Unavailable | 6.18.* | None listed |
| 7.2 | unaffected | original_commit_for_fix | Unavailable | * | None listed |