CVE-2022-21166

Advisory lineage Upstream: 0 Downstream: 57
Modified
Published: 15 Jun 2022, 20:03
Last modified:05 May 2025, 16:37

Vulnerability Summary

Overall Risk (default)
low
22/100
CVSS Score
5.5 MEDIUM
v3.1 (cve.org)
EPSS Score
0.18% LOW
0% probability +0.03%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

15 Jun 2022, 20:03
Published
Vulnerability first disclosed
05 May 2025, 16:37
Last Modified
Vulnerability information updated

Description

Incomplete cleanup in specific special register write operations for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

CVSS Metrics

  • v3.1•MEDIUM•Score: 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  • v2.0•LOW•Score: 2.1AV:L/AC:L/Au:N/C:P/I:N/A:N

EPSS Trends

Current EPSS score: 0.18%• Percentile: 40%

Techniques & Countermeasures

  • CWE-459•Incomplete Cleanup

    The product does not properly "clean up" and remove temporary or supporting resources after they have been used.

Affected Systems

  • debian•debian_linux

    9.0 | 10.0 | 11.0

  • fedoraproject•fedora

    35 | 36

  • intel•sgx_dcap

    < 1.14.100.3

  • intel•sgx_psw

    < 2.16.100.3 | < 2.17.100.3

  • intel•sgx_sdk

    < 2.16.100.3 | < 2.17.100.3

  • Unknown•ESXi

    7.0 | 7.0:beta | 7.0:update_1 | 7.0:update_1a | 7.0:update_1b | 7.0:update_1c | 7.0:update_1d | 7.0:update_2 | 7.0:update_2a | 7.0:update_2c | 7.0:update_2d | 7.0:update_3c | 7.0:update_3d

References (12)