PT-2026-31736

In wolfSSL, ARIA-GCM cipher suites used in TLS 1.2 and DTLS 1.2 reuse an identical 12-byte GCM nonce for every application-data record. Because wc AriaEncrypt is stateless and passes the caller-supplied IV verbatim to the MagicCrypto SDK with no internal counter, and because the explicit IV is...

ANT-2026-SB4PHA43 · wolfSSL · Cryptographic Nonce Reuse

crypto-failure high CVE-2026-5446 Severity Claude high · Security research firm high · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-SB4PHA43: ARIA-GCM Nonce Reuse in TLS 1.2 Record...