What is CVE-2022-21156?

CVE-2022-21156 is a medium-severity vulnerability in Intel Trace Analyzer And Collector, classified under Access of Uninitialized Pointer. CVSS score: 5.5/10. Published 2022-02-09.

How severe is CVE-2022-21156?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Intel Trace Analyzer And Collector

CVE-2022-21156

Access of uninitialized pointer in the Intel(R) Trace Analyzer and Collector before version 2021.5 may allow an authenticated user to potentially enable denial of service via local access.

Published 2022-02-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.002 (13.5th percentile), scored 2026-11-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 13.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Intel Trace Analyzer And Collector
Intel(r) Trace Analyzer And Collector — versions before version 2021.5

Weakness classification (CWE)

CWE-824 — Access of Uninitialized Pointer

References

www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00639.html (Vendor Advisory)

Frequently asked questions

What is CVE-2022-21156?: CVE-2022-21156 is a medium-severity vulnerability in Intel Trace Analyzer And Collector, classified under Access of Uninitialized Pointer. CVSS score: 5.5/10. Published 2022-02-09.
How severe is CVE-2022-21156?: Medium severity. CVSS v3 base score is 5.5 out of 10.