CVE-2026-31409
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: unset conn->binding on failed binding request
In the Linux kernel, the following vulnerability has been resolved: ksmbd: unset conn->binding on failed binding request When a multichannel SMB2_SESSION_SETUP request with SMB2_SESSION_REQ_FLAG_BINDING fails ksmbd sets conn->binding = true but never clears it on the error path. This leaves the connection in a binding state where all subsequent ksmbd_session_lookup_all() calls fall back to the global sessions table. This fix it by clearing conn->binding = false in the error path.
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) |
|---|---|---|---|---|---|
| f5a544e3bab78142207e0242d22442db85ba1eff | affected | git | 7e8b270813079c785696bce8802a3f920665c88c | Unavailable | None listed |
| f5a544e3bab78142207e0242d22442db85ba1eff | affected | git | d073870dab8f6dadced81d13d273ff0b21cb7f4e | Unavailable | None listed |
| f5a544e3bab78142207e0242d22442db85ba1eff | affected | git | 6ebef4a220a1ebe345de899ebb9ae394206fe921 | Unavailable | None listed |
| f5a544e3bab78142207e0242d22442db85ba1eff | affected | git | 89afe5e2dbea6e9d8e5f11324149d06fa3a4efca | Unavailable | None listed |
| f5a544e3bab78142207e0242d22442db85ba1eff | affected | git | 9feb2d1bf86d9e5e66b8565f37f8d3a7d281a772 | Unavailable | None listed |
| f5a544e3bab78142207e0242d22442db85ba1eff | affected | git | 6260fc85ed1298a71d24a75d01f8b2e56d489a60 | Unavailable | None listed |
| f5a544e3bab78142207e0242d22442db85ba1eff | affected | git | 282343cf8a4a5a3603b1cb0e17a7083e4a593b03 | 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 |
| 5.15.209 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 6.1.167 | unaffected | semver | Unavailable | 6.1.* | None listed |
| 6.6.130 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.12.78 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.18.20 | unaffected | semver | Unavailable | 6.18.* | None listed |
| 6.19.10 | unaffected | semver | Unavailable | 6.19.* | None listed |
| 7.0 | unaffected | original_commit_for_fix | Unavailable | * | None listed |