CVE-2026-23226
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)
ksmbd: add chann_lock to protect ksmbd_chann_list xarray
In the Linux kernel, the following vulnerability has been resolved: ksmbd: add chann_lock to protect ksmbd_chann_list xarray ksmbd_chann_list xarray lacks synchronization, allowing use-after-free in multi-channel sessions (between lookup_chann_list() and ksmbd_chann_del). Adds rw_semaphore chann_lock to struct ksmbd_session and protects all xa_load/xa_store/xa_erase accesses.
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) |
|---|---|---|---|---|---|
| 1d9c4172110e645b383ff13eee759728d74f1a5d | affected | git | 43ad494ac6e940a8eabf25d5bd77bb3bb53b1153 | Unavailable | None listed |
| 1d9c4172110e645b383ff13eee759728d74f1a5d | affected | git | 4c2ca31608521895dd742a43beca4b4d29762345 | Unavailable | None listed |
| 1d9c4172110e645b383ff13eee759728d74f1a5d | affected | git | e4a8a96a93d08570e0405cfd989a8a07e5b6ff33 | Unavailable | None listed |
| 1d9c4172110e645b383ff13eee759728d74f1a5d | affected | git | 36ef605c0395b94b826a8c8d6f2697071173de6e | Unavailable | None listed |
| 1d9c4172110e645b383ff13eee759728d74f1a5d | affected | git | 4f3a06cc57976cafa8c6f716646be6c79a99e485 | Unavailable | None listed |
| b1caecbf34b8c8260d851ec4efde71f3694460b7 | affected | git | Unavailable | Unavailable | None listed |
| 91bbf9cb2387a0d76322e9a343bc6bc160f66b3f | affected | git | Unavailable | Unavailable | None listed |
| 853c416710b075153c1e1421e099ffbe5dac68ce | affected | git | Unavailable | Unavailable | None listed |
| 5.15.145 | affected | semver | 5.16 | Unavailable | None listed |
| 6.1.29 | affected | semver | 6.2 | Unavailable | None listed |
| 6.2.16 | affected | semver | 6.3 | 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) |
|---|---|---|---|---|---|
| 6.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 6.3 | Unavailable | None listed |
| 6.6.160 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.12.77 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.18.11 | unaffected | semver | Unavailable | 6.18.* | None listed |
| 6.19.1 | unaffected | semver | Unavailable | 6.19.* | None listed |
| 7.0 | unaffected | original_commit_for_fix | Unavailable | * | None listed |