Microsoft · ksmbd: zero the FS_OBJECT_ID_INFORMATION buffer before filling it in
Affects MicrosoftSource GCVE Database
Not known to be exploited · fixed in 898cb4f2e12a5ddea1b2d821cc642c3100f46da7 : update Microsoft when convenient.
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 898cb4f2e12a5ddea1b2d821cc642c3100f46da7, 399aa12450a61a5c73dc77e73f069ece9687c95d, 015fffa48e96ca8d73a627445341ccff86b02251
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 898cb4f2e12a5ddea1b2d821cc642c3100f46da7, 399aa12450a61a5c73dc77e73f069ece9687c95d or 015fffa48e96ca8d73a627445341ccff86b02251.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in– |
Description
This vulnerability involves the ksmbd component where the FS_OBJECT_ID_INFORMATION buffer is not zeroed before being filled. This could potentially lead to unintended data disclosure or memory issues. The affected version is 3.0. No CVSS score or detailed impact information is provided.