CVE-2021-44732

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 v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/ARMmbed/mbedtls/releases/tag/v2.16.12	Release Notes
https://github.com/ARMmbed/mbedtls/releases	Release Notes
https://github.com/ARMmbed/mbedtls/releases/tag/v3.1.0	Release Notes
https://bugs.gentoo.org/829660	Issue Tracking Mailing List Third Party Advisory
https://github.com/ARMmbed/mbedtls/releases/tag/v2.28.0	Release Notes
https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2021-12	Exploit Mitigation Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html	Mailing List Third Party Advisory

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:arm:mbed_tls::::::::
	cpe:2.3:a:arm:mbed_tls::::::::
	cpe:2.3:a:arm:mbed_tls:3.0.0:-::::::
	cpe:2.3:a:arm:mbed_tls:3.0.0:preview1::::::

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Information

Published : 2021-12-20 00:15

Updated : 2023-02-23 16:09

NVD link : CVE-2021-44732

Mitre link : CVE-2021-44732

JSON object : View

CWE

CWE-415

Double Free

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Products Affected

debian

debian_linux

arm

mbed_tls

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