CVE-2022-27833

MEDIUMNVD 4.47.8▲
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2022-04-12. NVD baseline CVSS 4.4; sources differ by 3.4.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
4.4
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 4.4Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Improper input validation in DSP driver prior to SMR Apr-2022 Release 1 allows out-of-bounds write by integer overflow.

CVSS v3
4.4
EG Score
7.8(medium)
EPSS
1.2%
KEV
Not listed

Published

April 11, 2022

Last Modified

November 21, 2024

References (2)

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 9× in last 7d / 36× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-22 14:06 UTCEPSS rescore
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  1. 2026-06-30 23:20 UTCEPSS rescore
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  57. 2026-05-26 07:17 UTCEPSS rescore
  58. 2026-05-26 07:17 UTCEPSS rescore
  59. 2026-05-26 00:05 UTCEG score recompute
  60. 2026-05-26 00:05 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2022-27833?
CVE-2022-27833 is a medium vulnerability published on April 11, 2022. Improper input validation in DSP driver prior to SMR Apr-2022 Release 1 allows out-of-bounds write by integer overflow.
When was CVE-2022-27833 disclosed?
CVE-2022-27833 was first published in the National Vulnerability Database on April 11, 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-2022-27833 actively exploited?
CVE-2022-27833 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2022-27833?
CVE-2022-27833 has a CVSS v3 base score of 4.4 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 7.8.
How do I remediate CVE-2022-27833?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-27833, 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.

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