CVEvulnerability

CVE-2021-3569

5.5 MEDIUM Published 2021-06-03 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-06-03
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
2.1 LOW — AV:L/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-120, CWE-787

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.

Affected configurations

• libtpms project libtpms (< 0.7.2) • libtpms project libtpms (>= 0.7.3 < 0.8.0) • redhat enterprise linux 8.0

Related

Weakness · CWE (2)

  • CWE-120 Buffer Copy without Checking Size of Input weakness
  • CWE-787 Out-of-bounds Write weakness

References