CVE-2026-64136
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)
smb: client: protect tc_count increment in smb2_find_smb_sess_tcon_unlocked()
In the Linux kernel, the following vulnerability has been resolved: smb: client: protect tc_count increment in smb2_find_smb_sess_tcon_unlocked() Commit 96c4af418586 ("cifs: Fix locking usage for tcon fields") refactored cifs code to change cifs_tcp_ses_lock for tc_lock around tc_count changes. There was missing lock around tc_count increment inside smb2_find_smb_sess_tcon_unlocked().
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) |
|---|---|---|---|---|---|
| 953953abb66e52c224057ab91e404284fefeab62 | affected | git | 7df1df6f40c0720d30206aa35c0343b962350e0d | Unavailable | None listed |
| 601dd3b79769b38d30b693c40afdb2a4b7edf9d0 | affected | git | 13fb413ae22a37c69341918a6d651d19a9b0b9b7 | Unavailable | None listed |
| 3969db6b22e3d90d8c5f22ac1a7fe0350a94c136 | affected | git | bf4ebdb19ff9b3cdf992b50715fe61633327416a | Unavailable | None listed |
| 96c4af418586ee9a6aab61738644366426e05316 | affected | git | e374f4e496fef8168784f93a4477d67be34485fd | Unavailable | None listed |
| 96c4af418586ee9a6aab61738644366426e05316 | affected | git | 4d8690dace005a38e6dbde9ecce2da3ad85c7c41 | Unavailable | None listed |
| 8c59eeeeffa1524ef57e173a89a1a3ff539888d5 | affected | git | Unavailable | Unavailable | None listed |
| 6.6.128 | affected | semver | 6.6.142 | Unavailable | None listed |
| 6.12.75 | affected | semver | 6.12.92 | Unavailable | None listed |
| 6.18.16 | affected | semver | 6.18.34 | Unavailable | None listed |
| 6.19.6 | affected | semver | 6.20 | 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) |
|---|---|---|---|---|---|
| 7.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 7.0 | Unavailable | None listed |
| 6.6.142 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.12.92 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.18.34 | unaffected | semver | Unavailable | 6.18.* | None listed |
| 7.0.11 | unaffected | semver | Unavailable | 7.0.* | None listed |
| 7.1 | unaffected | original_commit_for_fix | Unavailable | * | None listed |