CVE-2026-43378
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: server: fix use-after-free in smb2_open()
In the Linux kernel, the following vulnerability has been resolved: smb: server: fix use-after-free in smb2_open() The opinfo pointer obtained via rcu_dereference(fp->f_opinfo) is dereferenced after rcu_read_unlock(), creating a use-after-free window.
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) |
|---|---|---|---|---|---|
| e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 | affected | git | e1b21e6066615e7d3d3a7aa2677e415e563fd7cc | Unavailable | None listed |
| e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 | affected | git | b720c84087cb547f23ce03eab93568c1769e4556 | Unavailable | None listed |
| e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 | affected | git | 54b48ae83de8bb06e65079d96368efe359d4909c | Unavailable | None listed |
| e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 | affected | git | 8f5b1a7cb009a93c48e9e334a2f59a660f9afc07 | Unavailable | None listed |
| e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 | affected | git | 190e5f808e8058640b408ccfed25440b441a718a | Unavailable | None listed |
| e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 | affected | git | 1e689a56173827669a35da7cb2a3c78ed5c53680 | 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 |
| 6.1.167 | 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 |
| 6.18.19 | unaffected | semver | Unavailable | 6.18.* | None listed |
| 6.19.9 | unaffected | semver | Unavailable | 6.19.* | None listed |
| 7.0 | unaffected | original_commit_for_fix | Unavailable | * | None listed |