Vulnerability-Lookup

GHSA-PM8W-JQ9R-X5RP

Vulnerability from github – Published: 2026-02-09 15:30 – Updated: 2026-02-09 15:30

Details

A flaw was found in GnuTLS. This vulnerability allows a denial of service (DoS) by excessive CPU (Central Processing Unit) and memory consumption via specially crafted malicious certificates containing a large number of name constraints and subject alternative names (SANs).

Severity ?

5.3 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2025-14831"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-407"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-02-09T15:16:09Z",
    "severity": "MODERATE"
  },
  "details": "A flaw was found in GnuTLS. This vulnerability allows a denial of service (DoS) by excessive CPU (Central Processing Unit) and memory consumption via specially crafted malicious certificates containing a large number of name constraints and subject alternative names (SANs).",
  "id": "GHSA-pm8w-jq9r-x5rp",
  "modified": "2026-02-09T15:30:31Z",
  "published": "2026-02-09T15:30:31Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-14831"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/CVE-2025-14831"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2423177"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2025-14831 (GCVE-0-2025-14831)

Vulnerability from cvelistv5 – Published: 2026-02-09 14:51 – Updated: 2026-02-18 17:02

Title

Gnutls: gnutls: denial of service via excessive resource consumption during certificate verification

Summary

Severity ?

5.3 (Medium)


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

CWE

CWE-407 - Inefficient Algorithmic Complexity

Assigner

redhat

References

URL

Tags

	https://access.redhat.com/security/cve/CVE-2025-14831	vdb-entryx_refsource_REDHAT
	https://bugzilla.redhat.com/show_bug.cgi?id=2423177	issue-trackingx_refsource_REDHAT

Impacted products

Vendor

Product

Version

Red Hat

Red Hat Enterprise Linux 10

cpe:/o:redhat:enterprise_linux:10

Red Hat	Red Hat Enterprise Linux 6	cpe:/o:redhat:enterprise_linux:6
Red Hat	Red Hat Enterprise Linux 7	cpe:/o:redhat:enterprise_linux:7
Red Hat	Red Hat Enterprise Linux 8	cpe:/o:redhat:enterprise_linux:8
Red Hat	Red Hat Enterprise Linux 9	cpe:/o:redhat:enterprise_linux:9
Red Hat	Red Hat OpenShift Container Platform 4	cpe:/a:redhat:openshift:4

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-14831",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-02-09T15:25:49.680881Z",
                "version": "2.0.3"
              },
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            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-02-09T15:26:01.239Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
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          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:10"
          ],
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          ],
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          "product": "Red Hat Enterprise Linux 7",
          "vendor": "Red Hat"
        },
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          "cpes": [
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        },
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          "cpes": [
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          ],
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        },
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          "cpes": [
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          ],
          "defaultStatus": "affected",
          "packageName": "rhcos",
          "product": "Red Hat OpenShift Container Platform 4",
          "vendor": "Red Hat"
        }
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      "datePublic": "2026-02-09T14:26:34.939Z",
      "descriptions": [
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      ],
      "metrics": [
        {
          "other": {
            "content": {
              "namespace": "https://access.redhat.com/security/updates/classification/",
              "value": "Moderate"
            },
            "type": "Red Hat severity rating"
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            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
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            "privilegesRequired": "NONE",
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            "userInteraction": "NONE",
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            "version": "3.1"
          },
          "format": "CVSS"
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      ],
      "problemTypes": [
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              "description": "Inefficient Algorithmic Complexity",
              "lang": "en",
              "type": "CWE"
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        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-02-18T17:02:55.797Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
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      },
      "references": [
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          "tags": [
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            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/security/cve/CVE-2025-14831"
        },
        {
          "name": "RHBZ#2423177",
          "tags": [
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            "x_refsource_REDHAT"
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      ],
      "timeline": [
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          "time": "2025-12-17T14:48:30.222Z",
          "value": "Reported to Red Hat."
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          "time": "2026-02-09T14:26:34.939Z",
          "value": "Made public."
        }
      ],
      "title": "Gnutls: gnutls: denial of service via excessive resource consumption during certificate verification",
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      "x_redhatCweChain": "CWE-407: Inefficient Algorithmic Complexity"
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    "datePublished": "2026-02-09T14:51:32.447Z",
    "dateReserved": "2025-12-17T14:44:59.859Z",
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    "state": "PUBLISHED"
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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-PM8W-JQ9R-X5RP

CVE-2025-14831 (GCVE-0-2025-14831)

Tags

Sightings

Nomenclature