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CVE-2021-44732

nvd nist
Published: Dec 20, 2021Modified: Nov 3, 2025

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9.8
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 3.9 / Impact: 5.9
Source: NVD

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 (5)

Arm
1 product
Mbed Tls
Debian
1 product
Debian Linux
Configuration A
4 vulnerable
Vulnerable SoftwareAffected Versions
Arm
Mbed Tls
Before 2.16.12
Mbed Tls
From 2.17.0 to 2.28.0
Mbed Tls
Version 3.0.0
Mbed Tls
Version 3.0.0 preview1
Configuration B
1 vulnerable
Vulnerable SoftwareAffected Versions
Debian Linux
Version 10.0

Related CWEs

CWE-415
Double Free
The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.

References (15)

Source: cve@mitre.org
Issue TrackingMailing ListThird Party Advisory
Source: cve@mitre.org
Release Notes
Source: cve@mitre.org
Release Notes
Source: cve@mitre.org
Release Notes
Source: cve@mitre.org
Release Notes
Source: cve@mitre.org
Mailing ListThird Party Advisory
Source: cve@mitre.org
ExploitMitigationThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Issue TrackingMailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitMitigationThird Party Advisory

Timeline

No history available yet.