CVE-2021-44732
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2021-44732
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-44732.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2021-44732
- Downstream
- Related
- Published
- 2021-12-20T08:15:06.620Z
- Modified
- 2025-12-08T19:07:18.946153Z
- Severity
-
- 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
Mbed TLS before 3.0.1 has a double free in certain out-of-memory conditions, as demonstrated by an mbedtlssslset_session() failure.
- References
-
- https://lists.debian.org/debian-lts-announce/2025/06/msg00034.html
- https://bugs.gentoo.org/829660
- https://github.com/ARMmbed/mbedtls/releases
- https://github.com/ARMmbed/mbedtls/releases/tag/v2.16.12
- https://github.com/ARMmbed/mbedtls/releases/tag/v2.28.0
- https://github.com/ARMmbed/mbedtls/releases/tag/v3.1.0
- https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html
- https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2021-12
Affected packages
Git / github.com/armmbed/mbedtls
Affected versions
mbedtls-2.*
mbedtls-2.17.0
mbedtls-2.18.0
mbedtls-2.19.0
mbedtls-2.19.0d1
mbedtls-2.19.0d2
mbedtls-2.19.1
mbedtls-2.20.0
mbedtls-2.20.0d0
mbedtls-2.20.0d1
mbedtls-2.21.0
mbedtls-2.22.0
mbedtls-2.22.0d0
mbedtls-2.23.0
mbedtls-2.24.0
mbedtls-2.25.0
mbedtls-2.26.0
mbedtls-2.27.0
v2.*
v2.23.0
v2.24.0
v2.25.0
v2.26.0
v2.27.0
Git / github.com/mbed-tls/mbedtls
Affected ranges
- Type
- GIT
- Repo
- https://github.com/mbed-tls/mbedtls
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixedFixedFixed
Affected versions
Other
beta-oob-2
list
mbedos-2016q1-oob1
mbedos-2016q1-oob2
mbedos-2016q1-oob3
mbedos-release-15-11
mbedos-techcon-oob2
mbedos-16.*
mbedos-16.01-release
mbedos-16.03-release
mbedtls-1.*
mbedtls-1.3.10
mbedtls-1.4-dtls-preview
mbedtls-2.*
mbedtls-2.0.0
mbedtls-2.1.0
mbedtls-2.1.1
mbedtls-2.1.2
mbedtls-2.10.0
mbedtls-2.11.0
mbedtls-2.12.0
mbedtls-2.13.0
mbedtls-2.13.1
mbedtls-2.14.0
mbedtls-2.15.0
mbedtls-2.15.1
mbedtls-2.16.0
mbedtls-2.16.1
mbedtls-2.16.10
mbedtls-2.16.11
mbedtls-2.16.2
mbedtls-2.16.3
mbedtls-2.16.4
mbedtls-2.16.5
mbedtls-2.16.6
mbedtls-2.16.7
mbedtls-2.16.8
mbedtls-2.16.9
mbedtls-2.17.0
mbedtls-2.18.0
mbedtls-2.19.0
mbedtls-2.19.0d1
mbedtls-2.19.0d2
mbedtls-2.19.1
mbedtls-2.2.0
mbedtls-2.2.1
mbedtls-2.20.0
mbedtls-2.20.0d0
mbedtls-2.20.0d1
mbedtls-2.21.0
mbedtls-2.22.0
mbedtls-2.22.0d0
mbedtls-2.23.0
mbedtls-2.24.0
mbedtls-2.25.0
mbedtls-2.26.0
mbedtls-2.27.0
mbedtls-2.3.0
mbedtls-2.4.0
mbedtls-2.5.0
mbedtls-2.5.1
mbedtls-2.6.0
mbedtls-2.6.0-rc1
mbedtls-2.7.0
mbedtls-2.7.0-rc1
mbedtls-2.8.0
mbedtls-2.8.0-rc1
mbedtls-2.9.0
mbedtls-3.*
mbedtls-3.0.0
polarssl-1.*
polarssl-1.2.0
polarssl-1.2.1
polarssl-1.2.2
polarssl-1.2.3
polarssl-1.2.4
polarssl-1.2.5
polarssl-1.2.6
polarssl-1.3.0
polarssl-1.3.0-rc0
polarssl-1.3.1
polarssl-1.3.2
polarssl-1.3.3
polarssl-1.3.4
polarssl-1.3.5
polarssl-1.3.6
polarssl-1.3.7
polarssl-1.3.8
polarssl-1.3.9
v2.*
v2.16.10
v2.16.11
v2.16.7
v2.16.8
v2.16.9
v2.23.0
v2.24.0
v2.25.0
v2.26.0
v2.27.0
v3.*
v3.0.0
yotta-2.*
yotta-2.2.1
yotta-2.2.2
yotta-2.2.3
yotta-2.3.0
yotta-2.3.1