UBUNTU-CVE-2021-3569

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Source
https://ubuntu.com/security/CVE-2021-3569
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3569.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2021-3569
Upstream
Withdrawn
2025-07-18T16:46:27Z
Published
2021-06-03T12:15:00Z
Modified
2025-07-16T08:26:39.040781Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

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

Affected packages

Ubuntu:22.04:LTS / libtpms

Package

Name
libtpms
Purl
pkg:deb/ubuntu/libtpms@0.8.2-1ubuntu1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.8.2-1ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libtpms-dev",
            "binary_version": "0.8.2-1ubuntu1"
        },
        {
            "binary_name": "libtpms0",
            "binary_version": "0.8.2-1ubuntu1"
        },
        {
            "binary_name": "libtpms0-dbgsym",
            "binary_version": "0.8.2-1ubuntu1"
        }
    ],
    "availability": "No subscription required"
}