Arm Mbed_tls
54 CVEs affecting Arm Mbed_tls. Latest disclosed: 2026-04-02. Critical: 8, High: 19.
| CVE | Severity | Score | Published | Summary |
|---|---|---|---|---|
CVE-2026-34877 | Critical | 9.8 | 2026-04-02 | An issue was discovered in Mbed TLS versions from 2.19.0 up to 3.6.5, Mbed TLS 4.0.0. Insufficient protection of serialized SSL context or session structures a… |
CVE-2022-46393 | Critical | 9.8 | 2022-12-15 | An issue was discovered in Mbed TLS before 2.28.2 and 3.x before 3.3.0. There is a potential heap-based buffer overflow and heap-based buffer over-read in DTLS… |
CVE-2021-44732 | Critical | 9.8 | 2021-12-20 | Mbed TLS before 3.0.1 has a double free in certain out-of-memory conditions, as demonstrated by an mbedtls_ssl_set_session() failure. |
CVE-2017-18187 | Critical | 9.8 | 2018-02-14 | In ARM mbed TLS before 2.7.0, there is a bounds-check bypass through an integer overflow in PSK identity parsing in the ssl_parse_client_psk_identity() functio… |
CVE-2018-0488 | Critical | 9.8 | 2018-02-13 | ARM mbed TLS before 1.3.22, before 2.1.10, and before 2.7.0, when the truncated HMAC extension and CBC are used, allows remote attackers to execute arbitrary c… |
CVE-2018-0487 | Critical | 9.8 | 2018-02-13 | ARM mbed TLS before 1.3.22, before 2.1.10, and before 2.7.0 allows remote attackers to execute arbitrary code or cause a denial of service (buffer overflow) vi… |
CVE-2026-34872 | Critical | 9.1 | 2026-04-01 | 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… |
CVE-2022-35409 | Critical | 9.1 | 2022-07-15 | An issue was discovered in Mbed TLS before 2.28.1 and 3.x before 3.2.0. In some configurations, an unauthenticated attacker can send an invalid ClientHello mes… |
CVE-2025-47917 | High | 8.9 | 2025-07-20 | Mbed TLS before 3.6.4 allows a use-after-free in certain situations of applications that are developed in accordance with the documentation. The function mbedt… |
CVE-2024-28960 | High | 8.2 | 2024-03-29 | An issue was discovered in Mbed TLS 2.18.0 through 2.28.x before 2.28.8 and 3.x before 3.6.0, and Mbed Crypto. The PSA Crypto API mishandles shared memory. |
CVE-2017-14032 | High | 8.1 | 2017-08-30 | ARM mbed TLS before 1.3.21 and 2.x before 2.1.9, if optional authentication is configured, allows remote attackers to bypass peer authentication via an X.509 c… |
CVE-2017-2784 | High | 8.1 | 2017-04-20 | An exploitable free of a stack pointer vulnerability exists in the x509 certificate parsing code of ARM mbed TLS before 1.3.19, 2.x before 2.1.7, and 2.4.x bef… |
CVE-2025-52496 | High | 7.8 | 2025-07-04 | Mbed TLS before 3.6.4 has a race condition in AESNI detection if certain compiler optimizations occur. An attacker may be able to extract an AES key from a mul… |
CVE-2026-25835 | High | 7.7 | 2026-04-01 | Mbed TLS before 3.6.6 and TF-PSA-Crypto before 1.1.0 misuse seeds in a Pseudo-Random Number Generator (PRNG). |
CVE-2024-23775 | High | 7.5 | 2024-01-31 | Integer Overflow vulnerability in Mbed TLS 2.x before 2.28.7 and 3.x before 3.5.2, allows attackers to cause a denial of service (DoS) via mbedtls_x509_set_ext… |
CVE-2023-52353 | High | 7.5 | 2024-01-21 | An issue was discovered in Mbed TLS through 3.5.1. In mbedtls_ssl_session_reset, the maximum negotiable TLS version is mishandled. For example, if the last con… |
CVE-2023-43615 | High | 7.5 | 2023-10-07 | Mbed TLS 2.x before 2.28.5 and 3.x before 3.5.0 has a Buffer Overflow. |
CVE-2021-43666 | High | 7.5 | 2022-03-24 | A Denial of Service vulnerability exists in mbed TLS 3.0.0 and earlier in the mbedtls_pkcs12_derivation function when an input password's length is 0. |
CVE-2021-45451 | High | 7.5 | 2021-12-21 | In Mbed TLS before 3.1.0, psa_aead_generate_nonce allows policy bypass or oracle-based decryption when the output buffer is at memory locations accessible to a… |
CVE-2020-36478 | High | 7.5 | 2021-08-23 | An issue was discovered in Mbed TLS before 2.25.0 (and before 2.16.9 LTS and before 2.7.18 LTS). A NULL algorithm parameters entry looks identical to an array… |