CVE-2021-40050

CRITICALNVD 9.89.8—

9.8

There is an out-of-bounds read vulnerability in the IFAA module. Successful exploitation of this vulnerability may cause stack overflow.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 45.9%
KEV: Not listed

Published

March 10, 2022

Last Modified

November 21, 2024

Advisory Details (2)

Auto-updated May 26, 2026

No patch confirmed yet.

generic

文档中心

https://device.harmonyos.com/cn/docs/security/update/security-bulletins-phones-202203-0000001257385193

generic

March

https://consumer.huawei.com/en/support/bulletin/2022/3/

Weakness Classification(1)

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

CWE-125Out-of-bounds Read

Data Freshness Timeline

(refreshed 13× 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.

2026-06-07 15:23 UTCepss_batch
2026-06-07 15:23 UTCepss_batch
2026-06-06 13:46 UTCepss_batch
2026-06-06 13:46 UTCepss_batch
2026-06-05 22:45 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-04 13:10 UTCepss_batch
2026-06-04 13:10 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
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2026-05-31 00:15 UTCepss_batch
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2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch

Frequently asked(5)

What is CVE-2021-40050?

CVE-2021-40050 is a critical vulnerability published on March 10, 2022. There is an out-of-bounds read vulnerability in the IFAA module. Successful exploitation of this vulnerability may cause stack overflow.

When was CVE-2021-40050 disclosed?

CVE-2021-40050 was first published in the National Vulnerability Database on March 10, 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-2021-40050 actively exploited?

CVE-2021-40050 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 45.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-40050?

CVE-2021-40050 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2021-40050?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-40050, 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-2021-40050

📅 Published

🔄 Last Modified

📋 Advisory Details (2)