CVE-2021-44732

critical

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.

References

https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2021-12

https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html

https://github.com/ARMmbed/mbedtls/releases/tag/v3.1.0

https://github.com/ARMmbed/mbedtls/releases/tag/v2.28.0

https://github.com/ARMmbed/mbedtls/releases/tag/v2.16.12

https://github.com/ARMmbed/mbedtls/releases

https://bugs.gentoo.org/829660

Details

Source: Mitre, NVD

Published: 2021-12-20

Updated: 2023-02-24

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical