VULNERABILITY INTELLIGENCE

CVE-2021-3569

CVSS score5.5 MEDIUM
EPSS probability0.26%
CISA KEVNot currently listed
Published2021-06-03
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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.

Weakness classification

  • secalert@redhat.com: CWE-120
  • nvd@nist.gov: CWE-787

Primary references