CVE-2023-40218

LOWNVD 2.02.0—

2.0

An issue was discovered in the NPU kernel driver in Samsung Exynos Mobile Processor 9820, 980, 2100, 2200, 1280, and 1380. An integer overflow can bypass detection of error cases via a crafted application.

CVSS v3: 2.0
EG Score: 2.0(medium)
EPSS: 1.5%
KEV: Not listed

Published

September 12, 2023

Last Modified

November 21, 2024

References (2)

cve@mitrehttps://semiconductor.samsung.com/support/quality-support/product-security-updates/
af854a3a-2127-422b-91ae-364da2661108https://semiconductor.samsung.com/support/quality-support/product-security-updates/

Weakness Classification(1)

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

CWE-190Integer Overflow or Wraparound

Data Freshness Timeline

(refreshed 8× 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.

2026-06-05 22:46 UTCepss_batch
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2026-06-04 13:11 UTCepss_batch
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2026-05-27 13:39 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
2026-05-24 17:44 UTCEG score recompute

Frequently asked(5)

What is CVE-2023-40218?

CVE-2023-40218 is a low vulnerability published on September 12, 2023. An issue was discovered in the NPU kernel driver in Samsung Exynos Mobile Processor 9820, 980, 2100, 2200, 1280, and 1380. An integer overflow can bypass detection of error cases via a crafted application.

When was CVE-2023-40218 disclosed?

CVE-2023-40218 was first published in the National Vulnerability Database on September 12, 2023, 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-2023-40218 actively exploited?

CVE-2023-40218 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-40218?

CVE-2023-40218 has a CVSS v3 base score of 2.0 (NVD).

How do I remediate CVE-2023-40218?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-40218, 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-2023-40218

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-40218?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)