CVE-2021-38989

MEDIUMNVD 5.55.5—

5.5

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the AIX kernel to cause a denial of service. IBM X-Force ID: 212951.

CVSS v3: 5.5
EG Score: 5.5(medium)
EPSS: 12.8%
KEV: Not listed

Published

March 7, 2022

Last Modified

November 21, 2024

References (4)

psirt@ushttps://exchange.xforce.ibmcloud.com/vulnerabilities/212951
psirt@ushttps://www.ibm.com/support/pages/node/6561277
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/212951
af854a3a-2127-422b-91ae-364da2661108https://www.ibm.com/support/pages/node/6561277

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-400Uncontrolled Resource Consumption (Denial of Service)

Data Freshness Timeline

(refreshed 12× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

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Frequently asked(5)

What is CVE-2021-38989?

CVE-2021-38989 is a medium vulnerability published on March 7, 2022. IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the AIX kernel to cause a denial of service. IBM X-Force ID: 212951.

When was CVE-2021-38989 disclosed?

CVE-2021-38989 was first published in the National Vulnerability Database on March 7, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-38989 actively exploited?

CVE-2021-38989 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 12.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-38989?

CVE-2021-38989 has a CVSS v3 base score of 5.5 (NVD).

How do I remediate CVE-2021-38989?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-38989, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2021-38989

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-38989?

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Published

Last Modified

References (4)

Frequently asked(5)

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