UBUNTU-CVE-2023-1018

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Source
https://ubuntu.com/security/CVE-2023-1018
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-1018.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2023-1018
Upstream
Downstream
Related
Published
2023-02-28T00:00:00Z
Modified
2025-07-16T07:45:31.622518Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

An out-of-bounds read vulnerability exists in TPM2.0's Module Library allowing a 2-byte read past the end of a TPM2.0 command in the CryptParameterDecryption routine. An attacker who can successfully exploit this vulnerability can read or access sensitive data stored in the TPM.

References

Affected packages

Ubuntu:22.04:LTS / libtpms

Package

Name
libtpms
Purl
pkg:deb/ubuntu/libtpms@0.9.3-0ubuntu1.22.04.1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.9.3-0ubuntu1.22.04.1

Affected versions

0.*

0.8.2-1ubuntu1
0.9.0-0ubuntu1
0.9.0-0ubuntu2
0.9.0-0ubuntu3
0.9.0-0ubuntu4
0.9.3-0ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libtpms-dev",
            "binary_version": "0.9.3-0ubuntu1.22.04.1"
        },
        {
            "binary_name": "libtpms0",
            "binary_version": "0.9.3-0ubuntu1.22.04.1"
        },
        {
            "binary_name": "libtpms0-dbgsym",
            "binary_version": "0.9.3-0ubuntu1.22.04.1"
        }
    ],
    "availability": "No subscription required"
}