CVE-2026-6924 — Weak entropy initialization in Silicon Labs Matter SiWx917 TinyCrypt path
A bug in the entropy initialization for SiWx917 causes the DRBG to use a predictable seed. As such, all random numbers generated in the Matter code use the same stream of number…
Published: 2026-07-23 · CVSS: 8.7 · CVSS 4.0
A bug in the entropy initialization for SiWx917 causes the DRBG to use a predictable seed. As such, all random numbers generated in the Matter code use the same stream of numbers. This vulnerability was discovered after the impacted repository was already deprecated.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7