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Vulnerabilities / CVE-2022-46393

critical

CVE-2022-46393

An issue was discovered in Mbed TLS before 2.28.2 and 3.x before 3.3.0 ...

Published Modified CWE 125, 787
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Julia9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Trivy's own label is CRITICAL. Rated critical by NVD, Julia. Rated lower by Ubuntu (medium).

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 packages and fixed versions

SourcePackageFixed in
julia::Julia Ecosystem Security AdvisoriesMbedTLS_jll2.28.2+0
debian 12mbedtls2.28.2-1
debian 13mbedtls2.28.2-1
debian 14mbedtls2.28.2-1
echombedtls2.28.2-1
root.io debian 12rootio-mbedtls2.28.2-1
ubuntu 18.04-ESMmbedtlsno fix listed
ubuntu 20.04-ESMmbedtlsno fix listed
ubuntu 22.04mbedtlsno fix listed

References

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.