CVE-2026-34871

An issue was discovered in Mbed TLS before 3.6.6 and 4.x before 4.1.0 and TF-PSA-Crypto before 1.1.0. There is a Predictable Seed in a Pseudo-Random Number Generator PRNG...

CVE-2026-25833

Mbed TLS 3.5.0 to 3.6.5 fixed in 3.6.6 and 4.1.0 has a buffer overflow in the x509inetptonipv6 function...

CVE-2025-66442

In Mbed TLS through 4.0.0, there is a compiler-induced timing side channel in RSA and CBC/ECB decryption that only occurs with LLVM's select-optimize feature. TF-PSA-Crypto through 1.0.0 is also affected...

CVE-2025-66442

In Mbed TLS through 4.0.0, there is a compiler-induced timing side channel in RSA and CBC/ECB decryption that only occurs with LLVM's select-optimize feature. TF-PSA-Crypto through 1.0.0 is also affected...

CVE-2026-25834

Mbed TLS v3.3.0 up to 3.6.5 and 4.0.0 allows Algorithm Downgrade...

CVE-2026-25835

Mbed TLS before 3.6.6 and TF-PSA-Crypto before 1.1.0 misuse seeds in a Pseudo-Random Number Generator PRNG...

CVE-2026-34873

An issue was discovered in Mbed TLS 3.5.0 through 4.0.0. Client impersonation can occur while resuming a TLS 1.3 session...

CVE-2026-34871

CVE-2026-34871 affects Mbed TLS before 3.6.6 and 4.x before 4.1.0, due to a Predictable Seed in the PRNG. Evidence from multiple advisories notes remediation by upgrading to 3.6.6 (or newer) where getrandom is unavailable and /dev/urandom is used as fallback. Impact on confidentiality and integri...

CVE-2026-34872

An issue was discovered in Mbed TLS 3.5.x and 3.6.x through 3.6.5 and TF-PSA-Crypto 1.0. There is a lack of contributory behavior in FFDH due to improper input validation. Using finite-field Diffie-Hellman, the other party can force the shared secret into a small set of values lack of contributor...

CVE-2026-25835

CVE-2026-25835 affects Mbed TLS prior to 3.6.6 and TF-PSA-Crypto prior to 1.1.0 due to seeds being misused in a PRNG. Public-article references in connected advisories show remediation via updating Mbed TLS to 3.6.6 (e.g., SUSE-SU-2026:1952-1 and Fedora advisories). The disclosed impact per the C...

CVE-2026-25834

Mbed TLS v3.3.0 up to 3.6.5 and 4.0.0 allows Algorithm Downgrade...

CVE-2026-34875

An issue was discovered in Mbed TLS through 3.6.5 and TF-PSA-Crypto 1.0.0. A buffer overflow can occur in public key export for FFDH keys...

CVE-2026-34871

An issue was discovered in Mbed TLS before 3.6.6 and 4.x before 4.1.0 and TF-PSA-Crypto before 1.1.0. There is a Predictable Seed in a Pseudo-Random Number Generator PRNG...

CVE-2026-25835

Mbed TLS before 3.6.6 and TF-PSA-Crypto before 1.1.0 misuse seeds in a Pseudo-Random Number Generator PRNG...

CVE-2026-25834

Mbed TLS v3.3.0 up to 3.6.5 and 4.0.0 allows Algorithm Downgrade...

CVE-2026-25835

Mbed TLS before 3.6.6 and TF-PSA-Crypto before 1.1.0 misuse seeds in a Pseudo-Random Number Generator PRNG...

CVE-2026-34873

An issue was discovered in Mbed TLS 3.5.0 through 4.0.0. Client impersonation can occur while resuming a TLS 1.3 session...

Mbed TLS 安全漏洞

Mbed TLS is an open-source, portable, easy-to-use, readable, and flexible SSL library developed by Mbed. Versions of Mbed TLS from 3.5.0 to 4.0.0 contain security vulnerabilities, which stem from the potential for client impersonation when restoring TLS 1.3 sessions...

CVE-2026-34873

Summary: CVE-2026-34873 affects Mbed TLS 3.5.0–4.0.0, enabling client impersonation during TLS 1.3 session resumption. Impact (per CVE): Confidentiality and integrity may be affected (CRITICAL/9.1 CVSS). Root cause (as described): vulnerability arises during TLS 1.3 session resumption with the Mb...

CVE-2026-34874

Mbed TLS versions affected: up to 3.6.5 and 4.x up to 4.0.0. The issue is a NULL pointer dereference in distinguished name parsing that can allow writing to address 0. This is a concrete vulnerability detail (affected component and root cause) and is described in both the CVE records and CVE List...