CVE-2022-34639

MEDIUMNVD 5.55.5—

5.5

CVA6 commit d315ddd0f1be27c1b3f27eb0b8daf471a952299a treats non-standard fence instructions as illegal which can affect the function of the application.

CVSS v3: 5.5
EG Score: 5.5(medium)
EPSS: 14.1%
KEV: Not listed

Published

July 18, 2022

Last Modified

November 21, 2024

References (4)

cve@mitrehttps://github.com/openhwgroup/cva6/issues/900
cve@mitrehttps://github.com/openhwgroup/cva6/pull/923
af854a3a-2127-422b-91ae-364da2661108https://github.com/openhwgroup/cva6/issues/900
af854a3a-2127-422b-91ae-364da2661108https://github.com/openhwgroup/cva6/pull/923

Weakness Classification(1)

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

CWE-755Improper Handling of Exceptional Conditions

Data Freshness Timeline

(refreshed 10× in last 7d / 10× 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.

2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-24 16:51 UTCepss_batch
2026-05-23 09:06 UTCEG score recompute
2026-05-23 09:06 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2022-34639?

CVE-2022-34639 is a medium vulnerability published on July 18, 2022. CVA6 commit d315ddd0f1be27c1b3f27eb0b8daf471a952299a treats non-standard fence instructions as illegal which can affect the function of the application.

When was CVE-2022-34639 disclosed?

CVE-2022-34639 was first published in the National Vulnerability Database on July 18, 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-2022-34639 actively exploited?

CVE-2022-34639 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 14.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-34639?

CVE-2022-34639 has a CVSS v3 base score of 5.5 (NVD).

How do I remediate CVE-2022-34639?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-34639, 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-2022-34639

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CVE-2022-34639

📅 Published

🔄 Last Modified

🔗 References (4)