CVE-2021-44732 Information

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.

CVSS Vector

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

Reference

https://github.com/ARMmbed/mbedtls/releases/tag/v2.16.12 https://github.com/ARMmbed/mbedtls/releases https://github.com/ARMmbed/mbedtls/releases/tag/v3.1.0 https://bugs.gentoo.org/829660 https://github.com/ARMmbed/mbedtls/releases/tag/v2.28.0 https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2021-12

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8