CVE-2026-37538

HIGHNVD 7.57.5—

7.5

Buffer overflow vulnerability in socketcand 0.4.2 in file socketcand.c in function main allows attackers to cause a denial of service or other unspecified impacts via crafted bus_name.

CVSS v3: 7.5
EG Score: 7.5(high)
EPSS: 16.7%
KEV: Not listed

Published

May 1, 2026

Last Modified

May 7, 2026

Advisory Details (2)

Auto-updated May 1, 2026

No patch confirmed yet.

generic

GitHub - dschanoeh/socketcand: A deprecated fork of socketcand. Please got to linux-can for the latest version. · GitHub

https://github.com/dschanoeh/socketcand

generic

Automotive CAN Protocol Libraries Multiple Buffer Overflows (CVE-2026-37534 through 37541, 42467-42469) · GitHub

https://gist.github.com/sgInnora/f4ac66faeefe07a653ceeb3f58cdc381

Weakness Classification(1)

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

CWE-121Stack-based Buffer Overflow

Data Freshness Timeline

(refreshed 16× 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.

2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-26 13:44 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-20 22:38 UTCepss_batch
2026-05-20 22:38 UTCepss_batch
2026-05-20 14:48 UTCEG score recompute
2026-05-20 14:48 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2026-37538?

CVE-2026-37538 is a high vulnerability published on May 1, 2026. Buffer overflow vulnerability in socketcand 0.4.2 in file socketcand.c in function main allows attackers to cause a denial of service or other unspecified impacts via crafted bus_name.

When was CVE-2026-37538 disclosed?

CVE-2026-37538 was first published in the National Vulnerability Database on May 1, 2026, with the most recent update on May 7, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-37538 actively exploited?

CVE-2026-37538 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 16.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-37538?

CVE-2026-37538 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2026-37538?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-37538, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-37538

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CVE-2026-37538

📅 Published

🔄 Last Modified

📋 Advisory Details (2)