Vulnerability-Lookup

GHSA-92CC-952P-V8RH

Vulnerability from github – Published: 2026-01-26 12:30 – Updated: 2026-01-26 23:40

Summary

Apache Hadoop HDFS Native Client has Out-of-bounds Write Vulnerability

Details

Out-of-bounds Write vulnerability in Apache Hadoop HDFS native client.

This issue affects Apache Hadoop: from 3.2.0 before 3.4.2.

Users are recommended to upgrade to version 3.4.2, which fixes the issue.

Severity ?

7.3 (High)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Show details on source website

JSON

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.hadoop:hadoop-hdfs-native-client"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "3.2.0"
            },
            {
              "fixed": "3.4.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-27821"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-787"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-01-26T23:40:20Z",
    "nvd_published_at": "2026-01-26T10:16:05Z",
    "severity": "HIGH"
  },
  "details": "Out-of-bounds Write vulnerability in Apache Hadoop HDFS native client.\n\nThis issue affects Apache Hadoop: from 3.2.0 before 3.4.2.\n\nUsers are recommended to upgrade to version 3.4.2, which fixes the issue.",
  "id": "GHSA-92cc-952p-v8rh",
  "modified": "2026-01-26T23:40:20Z",
  "published": "2026-01-26T12:30:27Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-27821"
    },
    {
      "type": "WEB",
      "url": "https://github.com/apache/hadoop/pull/7481"
    },
    {
      "type": "WEB",
      "url": "https://github.com/apache/hadoop/commit/2b32e46f666c7645f5d1e026be3982b99319ccb8"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/apache/hadoop"
    },
    {
      "type": "WEB",
      "url": "https://issues.apache.org/jira/browse/HDFS-17754"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread/kwjhyyx0wl2z9b0mw0styjk0hhdbyplh"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2026/01/23/7"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Apache Hadoop HDFS Native Client has Out-of-bounds Write Vulnerability "
}

CVE-2025-27821 (GCVE-0-2025-27821)

Vulnerability from cvelistv5 – Published: 2026-01-26 09:44 – Updated: 2026-01-26 18:13

Title

HDFS native client: Out of bounds write in URI parser of native HDFS client

Summary

Out-of-bounds Write vulnerability in Apache Hadoop HDFS native client. This issue affects Apache Hadoop: from 3.2.0 before 3.4.2. Users are recommended to upgrade to version 3.4.2, which fixes the issue.

Severity ?

No CVSS data available.

CWE

CWE-787 - Out-of-bounds Write

Assigner

apache

References

URL

Tags

https://lists.apache.org/thread/kwjhyyx0wl2z9b0mw…

vendor-advisory

Impacted products

	Vendor	Product	Version
	Apache Software Foundation	HDFS native client	Affected: 3.2.0 , < 3.4.2 (semver)

Credits

BUI Ngoc Tan

Show details on NVD website

JSON

To clipboard

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      },
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              "baseScore": 7.3,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "LOW",
              "integrityImpact": "LOW",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
              "version": "3.1"
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                "role": "CISA Coordinator",
                "timestamp": "2026-01-26T18:13:15.482570Z",
                "version": "2.0.3"
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          "defaultStatus": "unaffected",
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      "metrics": [
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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-92CC-952P-V8RH

CVE-2025-27821 (GCVE-0-2025-27821)

Tags

Sightings

Nomenclature