CVE-2026-2815 Incorrect use of the PUF key for user key generation in EFR32xG27 results in predictable keys

Description

Incorrect use of the PUF key for user key generation in EFR32xG27 results in predictable keys

Affected products and versions

Product	Affected versions	Fixed in
SiSDK 2025.12	earliest → 2025.12.1	No fix stated

Other CVEs of SiSDK

The 3 CVEs of SiSDK →

CVE-2026-17610 In SiSDK v2026.6.0 and earlier, high network traffic loads can cause a dropped ACK leading to a denial of service 6.0 Medium CVE-2026-6432 Improper bounds validation in the ZAP command parser of EmberZNet SDK versions 8.0.0 through 9.1.1 (inclusive) and… 5.3 Medium