Microsoft · firmware: arm_scmi: Validate SENSOR_UPDATE payload size
Affects MicrosoftSource GCVE Database
Not known to be exploited · fixed in e543d60f966a5f5c92298720c2fd1810f85a6be3 : update Microsoft when convenient.
Data as of 29 Oct 2026, 10:37 UTC
Rated by Threat Radar · CVSS not yet scored by NVD
Thin evidence
One scorer or none- EPSS
- 0.2% chance of exploitation in 30 days – higher than 12% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in e543d60f966a5f5c92298720c2fd1810f85a6be3, c148ff2f5a168e0bc41d801efca6ee35a376cfcb, 767789a58ae0d65ec3028e5b5b4da82210355d00 +3
Exploitation evidence
Disclosed: evidence found.
CVE published 23 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 to a fixed release listed under Affected software.
Affected software
| Product | 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
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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Description
This vulnerability concerns the ARM SCMI firmware component, specifically the validation of the SENSOR_UPDATE payload size. The advisory provides no detailed technical information or impact description. The affected versions are Microsoft products version 3.0 and 4.0. No CVSS score or exploit information is available.