Microsoft · smb: client: reject SetEA requests that do not fit the request buffer
Affects MicrosoftSource GCVE Database
Not known to be exploited : upgrade to 9efbd764ab80fa86d2258550877a74d78a25e855 or 4aa2c106aef4bf3dfd97c30842db0767b26e8428 soon.
Data as of 29 Oct 2026, 12:03 UTC
Rated by Threat Radar · CVSS not yet scored by NVD
Thin evidence
One scorer or none- Patch
- Available – fixed in 9efbd764ab80fa86d2258550877a74d78a25e855, 4aa2c106aef4bf3dfd97c30842db0767b26e8428
Exploitation evidence
Disclosed: evidence found.
CVE published 28 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.
What to do
Upgrade Linux to 9efbd764ab80fa86d2258550877a74d78a25e855 or 4aa2c106aef4bf3dfd97c30842db0767b26e8428.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| LinuxLinux | Affected
| Fixed in
|
| LinuxLinux | Affected
| Fixed in
|
| LinuxLinux | Affected
| Fixed in– |
Description
This vulnerability involves the SMB client improperly handling SetEA requests that do not fit the request buffer. The issue is identified in Microsoft product version 3.0. No detailed impact or exploitation information is provided.