Vulnerability in Wolfssl
CVE-2026-3580
In wolfSSL 5.8.4, constant-time masking logic in sp_256_get_entry_256_9 is optimized into conditional branches (bnez) by GCC when targeting RISC-V RV32I with -O3. This transformation breaks the side-channel resistance of ECC scalar multipl…
EPSS: 0.000 (0.4th percentile) — read the EPSS interpretation.
Affected products
- Wolfssl — versions 0