Microsoft · optee: register TEE devices only once fully initialized
Affects MicrosoftSource GCVE Database
Not known to be exploited · fixed in c108feca0a096f8db25d1b69130035025e9e936d : patch Microsoft soon.
Data as of 28 Oct 2026, 08:45 UTC
Rated by Threat Radar · CVSS not yet scored by NVD
- Patch
- Available – fixed in c108feca0a096f8db25d1b69130035025e9e936d, 262062c01f5a817104c88bf6eacb7c6ffdc7018d, 681adbc9c7a820279582a295e183fa6a1d1b4ec4 +2
Exploitation evidence
Disclosed: evidence found.
CVE published 23 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: 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 26 Oct 2026.
What to do
Upgrade to a fixed release listed under Affected software.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| LinuxLinux | Affected
| Fixed in
|
| LinuxLinux | Affected
| Fixed in
|
| LinuxLinux | Affected
| Fixed in
|
| LinuxLinux | Affected
| Fixed in
|
| LinuxLinux | Affected
| Fixed in
|
| LinuxLinux | Affected
| Fixed in– |
Description
This vulnerability involves the OP-TEE (Open Portable Trusted Execution Environment) component where TEE devices are registered before they are fully initialized. The issue is identified in Microsoft products versions 3.0 and 4.0. No CVSS score or detailed impact information is provided.