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CVE-2022-46393

CRITICAL

9.8

CVSS Severity Score

EPSS Score0.0100%

EPSS Percentile38.19th

Published2022年12月15日

Last Modified2026年6月5日

Vulnerability Description

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 if MBEDTLS_SSL_DTLS_CONNECTION_ID is enabled and MBEDTLS_SSL_CID_IN_LEN_MAX > 2 * MBEDTLS_SSL_CID_OUT_LEN_MAX.

Affected Platforms (CPE)

📦

Arm

Mbed Tls

< 2.28.2

📦

Trustedfirmware

Mbed Tls

>= 3.0.0 and < 3.3.0

💻

Fedoraproject

Fedora

= 36

💻

Fedoraproject

Fedora

= 37

References & Advisories

🔗 https://github.com/Mbed-TLS/mbedtls/releases/tag/v2.28.2

🔗 https://github.com/Mbed-TLS/mbedtls/releases/tag/v3.3.0

🔗 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4BR7ZCVKLPGCOEEALUHZMFHXQHR6S4QL/

🔗 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6XMKJ5IMJEPXYAHHU56Z4P2FSYIEAESB/

🔗 https://mbed-tls.readthedocs.io/en/latest/tech-updates/security-advisories/

🔗 https://github.com/Mbed-TLS/mbedtls/releases/tag/v2.28.2

🔗 https://github.com/Mbed-TLS/mbedtls/releases/tag/v3.3.0

🔗 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4BR7ZCVKLPGCOEEALUHZMFHXQHR6S4QL/

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