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medium advisory

CVE-2026-32283 Unauthenticated TLS 1.3 KeyUpdate DoS Vulnerability

CVE-2026-32283 is a vulnerability in crypto/tls that allows unauthenticated TLS 1.3 KeyUpdate records, leading to persistent connection retention and a denial-of-service condition.

denial-of-service tls crypto/tls
2r 1t 1c
critical advisory

Mbed TLS FFDH Public Key Export Buffer Overflow

A buffer overflow vulnerability (CVE-2026-34875) exists in Mbed TLS through 3.6.5 and TF-PSA-Crypto 1.0.0 during public key export for FFDH keys, potentially leading to code execution or denial of service.

buffer-overflow mbedtls crypto cve-2026-34875
2r 2t 1c