CVE-2025-22037
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 null pointer dereference in alloc_preauth_hash()
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in alloc_preauth_hash() The Client send malformed smb2 negotiate request. ksmbd return error response. Subsequently, the client can send smb2 session setup even thought conn->preauth_info is not allocated. This patch add KSMBD_SESS_NEED_SETUP status of connection to ignore session setup request if smb2 negotiate phase is not complete.
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 | cce57cd8c5dead24127cf2308fdd60fcad2d6ba6 | Unavailable | None listed |
| 0626e6641f6b467447c81dd7678a69c66f7746cf | affected | git | ca8bed31edf728a662ef9d6f39f50e7a7dc2b5ad | Unavailable | None listed |
| 0626e6641f6b467447c81dd7678a69c66f7746cf | affected | git | 8f216b33a5e1b3489c073b1ea1b3d7cb63c8dc4d | Unavailable | None listed |
| 0626e6641f6b467447c81dd7678a69c66f7746cf | affected | git | b8eb243e670ecf30e91524dd12f7260dac07d335 | Unavailable | None listed |
| 0626e6641f6b467447c81dd7678a69c66f7746cf | affected | git | c8b5b7c5da7d0c31c9b7190b4a7bba5281fc4780 | 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 |
| 6.6.107 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.12.23 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.13.11 | unaffected | semver | Unavailable | 6.13.* | None listed |
| 6.14.2 | unaffected | semver | Unavailable | 6.14.* | None listed |
| 6.15 | unaffected | original_commit_for_fix | Unavailable | * | None listed |