CVE-2021-3569

MEDIUM

libtpms <0.7.2, <0.8.0 - Memory Corruption

Title source: llm
STIX 2.1

Description

A stack corruption bug was found in libtpms in versions before 0.7.2 and before 0.8.0 while decrypting data using RSA. This flaw could result in a SIGBUS (bad memory access) and termination of swtpm. The highest threat from this vulnerability is to system availability.

References (1)

Core 1
Core References
Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1964358

Scores

CVSS v3 5.5
EPSS 0.0005
EPSS Percentile 14.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-120 CWE-787
Status published
Products (2)
libtpms_project/libtpms < 0.7.2
redhat/enterprise_linux 8.0
Published Jun 03, 2021
Tracked Since Feb 18, 2026