CVE-2025-21947
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)
ksmbd: fix type confusion via race condition when using ipc_msg_send_request
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix type confusion via race condition when using ipc_msg_send_request req->handle is allocated using ksmbd_acquire_id(&ipc_ida), based on ida_alloc. req->handle from ksmbd_ipc_login_request and FSCTL_PIPE_TRANSCEIVE ioctl can be same and it could lead to type confusion between messages, resulting in access to unexpected parts of memory after an incorrect delivery. ksmbd check type of ipc response but missing add continue to check next ipc reponse.
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) |
|---|---|---|---|---|---|
| 0626e6641f6b467447c81dd7678a69c66f7746cf | affected | git | 6321bbda4244b93802d61cfe0887883aae322f4b | Unavailable | None listed |
| 0626e6641f6b467447c81dd7678a69c66f7746cf | affected | git | 76861630b29e51373e73e7b00ad0d467b6941162 | Unavailable | None listed |
| 0626e6641f6b467447c81dd7678a69c66f7746cf | affected | git | 3cb2b2e41541fe6f9cc55ca22d4c0bd260498aea | Unavailable | None listed |
| 0626e6641f6b467447c81dd7678a69c66f7746cf | affected | git | 1e8833c03a38e1d5d5df6484e3f670a2fd38fb76 | Unavailable | None listed |
| 0626e6641f6b467447c81dd7678a69c66f7746cf | affected | git | e2ff19f0b7a30e03516e6eb73b948e27a55bc9d2 | 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) |
|---|---|---|---|---|---|
| 5.15 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 5.15 | Unavailable | None listed |
| 6.1.131 | unaffected | semver | Unavailable | 6.1.* | None listed |
| 6.6.83 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.12.19 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.13.7 | unaffected | semver | Unavailable | 6.13.* | None listed |
| 6.14 | unaffected | original_commit_for_fix | Unavailable | * | None listed |