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Vulnerabilities / CVE-2021-44732

critical

CVE-2021-44732

Mbed TLS before 3.0.1 has a double free in certain out-of-memory condi ...

Published Modified CWE 415
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

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.

Affected packages and fixed versions

SourcePackageFixed in
julia::Julia Ecosystem Security AdvisoriesMbedTLS_jll2.28.0+0
alpine 3.12mbedtls2.16.12-r0
alpine 3.13mbedtls2.16.12-r0
alpine 3.14mbedtls2.16.12-r0
alpine 3.15mbedtls2.16.12-r0
alpine 3.16mbedtls2.16.12-r0
alpine 3.17mbedtls2.16.12-r0
alpine 3.18mbedtls2.16.12-r0
alpine 3.19mbedtls2.16.12-r0
alpine 3.20mbedtls, mbedtls22.16.12-r0
alpine 3.21mbedtls, mbedtls22.16.12-r0
alpine 3.22mbedtls, mbedtls22.16.12-r0
Show all 32 entries from 24 sources
SourcePackageFixed in
julia::Julia Ecosystem Security AdvisoriesMbedTLS_jll2.28.0+0
alpine 3.12mbedtls2.16.12-r0
alpine 3.13mbedtls2.16.12-r0
alpine 3.14mbedtls2.16.12-r0
alpine 3.15mbedtls2.16.12-r0
alpine 3.16mbedtls2.16.12-r0
alpine 3.17mbedtls2.16.12-r0
alpine 3.18mbedtls2.16.12-r0
alpine 3.19mbedtls2.16.12-r0
alpine 3.20mbedtls2.16.12-r0
alpine 3.20mbedtls22.16.12-r0
alpine 3.21mbedtls2.16.12-r0
alpine 3.21mbedtls22.16.12-r0
alpine 3.22mbedtls2.16.12-r0
alpine 3.22mbedtls22.16.12-r0
alpine 3.23mbedtls2.16.12-r0
alpine 3.23mbedtls22.16.12-r0
alpine 3.24mbedtls2.16.12-r0
alpine 3.24mbedtls22.16.12-r0
alpine 3.24mbedtls32.16.12-r0
alpine edgembedtls2.16.12-r0
alpine edgembedtls22.16.12-r0
alpine edgembedtls32.16.12-r0
debian 10mbedtls2.16.9-0~deb10u1
debian 11mbedtls2.16.9-0.1+deb11u1
debian 12mbedtls2.28.0-0.3
debian 13mbedtls2.28.0-0.3
debian 14mbedtls2.28.0-0.3
echombedtls2.28.0-0.3
root.io debian 12rootio-mbedtls2.28.0-0.3
ubuntu 18.04-ESMmbedtls2.8.0-1ubuntu0.1~esm1
ubuntu 20.04-ESMmbedtls2.16.4-1ubuntu2+esm1

References

All 10 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.