CVE-2021-32032 Information

Description

In Trusted Firmware-M through 1.3.0 cleaning up the memory allocated for a multi-part cryptographic operation (in the event of a failure) can prevent the abort() operation in the associated cryptographic library from freeing internal resources causing a memory leak.

CVSS Vector

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

Reference

https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/tree/docs/security/security_advisories/crypto_multi_part_ops_abort_fail.rst https://www.trustedfirmware.org https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/commit/?id=7e2e523a1c4e9ac7b9cc4fd551831f7639ed5ff9

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5