Answer in brief
CVE-2026-2815 records a High severity (CVSS 8.4) vulnerability in Incorrect use of the PUF key for user key generation in EFR32xG27 results in predictable keys. The current sources do not mark it as known exploited. The current feed maps Silicon Labs/SiSDK (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 8.4. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Silicon Labs/SiSDK (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Silicon Labs/SiSDKgeneric | 0 | Not reported |
Published upstream
Jun 25, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jun 25, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jun 25, 2026
Incorrect use of the PUF key for user key generation in EFR32xG27 results in predictable keys
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-2815 records a High severity (CVSS 8.4) vulnerability in Incorrect use of the PUF key for user key generation in EFR32xG27 results in predictable keys. The current sources do not mark it as known exploited. The current feed maps Silicon Labs/SiSDK (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 8.4. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Silicon Labs/SiSDK (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Silicon Labs/SiSDKgeneric | 0 | Not reported |
Published upstream
Jun 25, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jun 25, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jun 25, 2026
Incorrect use of the PUF key for user key generation in EFR32xG27 results in predictable keys
Quoted source text, attributed separately from HOL analysis.