Is CVE-2022-21156 in the CISA KEV catalog?

No. CVE-2022-21156 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-21156?

CVE-2022-21156 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2022-21156?

CVE-2022-21156 has an EPSS score of 0.23% (13th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-21156?

Upgrade trace analyzer and collector to 2021.5 or later.

CVE & CISA-KEV Catalog

CVE-2022-21156

MEDIUM

5.5

CVSS v3

NVD

Description

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.

CWE-824

How to fix

Remediation Available

trace analyzer and collectorNVD

Affected:< 2021.5Fixed in:2021.5CVE-2022-21156derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

0.23%probability of exploitation in 30 days

13thpercentile

Low risk: more likely to be exploited than 13% of all known CVEs.

References

Vendor Advisory1

intel.com

Related Vulnerabilities

Other CWE-824 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2018-9948	Medium	6.5	64%	-	-
CVE-2018-11803	High	7.5	58%	-	Fix
CVE-2022-21971	High	7.8	54%	KEV	Fix
CVE-2010-1818	High	9.3	43%	-	-
CVE-2015-1770	High	8.8	35%	KEV	-
CVE-2017-12561	Critical	9.8	31%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-05-05.