Vulnerability-Lookup

BREW-AUGEAS-CVE-2025-2588 (CVE-2025-2588)

Vulnerability from osv_homebrew – Published: 2026-07-18 04:02 – Updated: 2026-07-18 04:02 – Source website

Summary

Hercules Augeas fa.c re_case_expand null pointer dereference

Details

A vulnerability has been found in Hercules Augeas 1.14.1 and classified as problematic. This vulnerability affects the function re_case_expand of the file src/fa.c. The manipulation of the argument re leads to null pointer dereference. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.

Severity

4.8 (Medium)


                    
                      CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

References

URL

Type

	https://github.com/CVEProject/cvelistV5/tree/main…	ADVISORY
	https://nvd.nist.gov/vuln/detail/CVE-2025-2588	ADVISORY
	https://vuldb.com/?id.300568	ADVISORY
	https://vuldb.com/?submit.517281	ADVISORY
	https://github.com/hercules-team/augeas/issues/852	REPORT
	https://github.com/hercules-team/augeas/issues/85…	REPORT
	https://vuldb.com/?ctiid.300568	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "fix": "patch",
        "patches": [
          {
            "type": "backport",
            "url": "https://github.com/hercules-team/augeas/commit/af2aa88ab37fc48167d8c5e43b1770a4ba2ff403.patch?full_index=1"
          }
        ]
      },
      "package": {
        "ecosystem": "Homebrew",
        "name": "augeas",
        "purl": "pkg:brew/augeas"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.14.1_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "source": "generated"
  },
  "details": "A vulnerability has been found in Hercules Augeas 1.14.1 and classified as problematic. This vulnerability affects the function re_case_expand of the file src/fa.c. The manipulation of the argument re leads to null pointer dereference. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.",
  "id": "BREW-augeas-CVE-2025-2588",
  "modified": "2026-07-18T04:02:33Z",
  "published": "2026-07-18T04:02:33Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/2xxx/CVE-2025-2588.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-2588"
    },
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/?id.300568"
    },
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/?submit.517281"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/hercules-team/augeas/issues/852"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/hercules-team/augeas/issues/852#issue-2905999609"
    },
    {
      "type": "REPORT",
      "url": "https://vuldb.com/?ctiid.300568"
    }
  ],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Hercules Augeas fa.c re_case_expand null pointer dereference",
  "upstream": [
    "CVE-2025-2588"
  ]
}

CVE-2025-2588 (GCVE-0-2025-2588)

Vulnerability from cvelistv5 – Published: 2025-03-21 12:00 – Updated: 2025-03-21 17:24

Title

Hercules Augeas fa.c re_case_expand null pointer dereference

Summary

Severity

4.8 (Medium)


                        
                          CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

3.3 (Low)


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

3.3 (Low)


                        
                          CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-03-21 17:24 UTC

CWE

CWE-476 - NULL Pointer Dereference
CWE-404 - Denial of Service

Assigner

VulDB mitre root

References

5 references

URL	Tags
https://vuldb.com/?id.300568	vdb-entrytechnical-description
https://vuldb.com/?ctiid.300568	signaturepermissions-required
https://vuldb.com/?submit.517281	third-party-advisory
https://github.com/hercules-team/augeas/issues/852	issue-tracking
https://github.com/hercules-team/augeas/issues/85…	exploitissue-tracking

Impacted products

1 product

Vendor	Product	Version
Hercules	Augeas	Affected: 1.14.1

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-2588",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-03-21T17:24:34.308971Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-03-21T17:24:55.111Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "exploit"
            ],
            "url": "https://github.com/hercules-team/augeas/issues/852#issue-2905999609"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Augeas",
          "vendor": "Hercules",
          "versions": [
            {
              "status": "affected",
              "version": "1.14.1"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability has been found in Hercules Augeas 1.14.1 and classified as problematic. This vulnerability affects the function re_case_expand of the file src/fa.c. The manipulation of the argument re leads to null pointer dereference. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used."
        },
        {
          "lang": "de",
          "value": "In Hercules Augeas 1.14.1 wurde eine problematische Schwachstelle gefunden. Dabei geht es um die Funktion re_case_expand der Datei src/fa.c. Durch Manipulation des Arguments re mit unbekannten Daten kann eine null pointer dereference-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs hat dabei lokal zu erfolgen. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 4.8,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 3.3,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 3.3,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 1.7,
            "vectorString": "AV:L/AC:L/Au:S/C:N/I:N/A:P",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-476",
              "description": "NULL Pointer Dereference",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-404",
              "description": "Denial of Service",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-03-21T12:00:10.758Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-300568 | Hercules Augeas fa.c re_case_expand null pointer dereference",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/?id.300568"
        },
        {
          "name": "VDB-300568 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/?ctiid.300568"
        },
        {
          "name": "Submit #517281 | https://github.com/hercules-team/augeas augeas 1.14.1 NULL Pointer Dereference",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/?submit.517281"
        },
        {
          "tags": [
            "issue-tracking"
          ],
          "url": "https://github.com/hercules-team/augeas/issues/852"
        },
        {
          "tags": [
            "exploit",
            "issue-tracking"
          ],
          "url": "https://github.com/hercules-team/augeas/issues/852#issue-2905999609"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2025-03-21T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2025-03-21T01:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2025-03-21T07:37:32.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "Hercules Augeas fa.c re_case_expand null pointer dereference"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2025-2588",
    "datePublished": "2025-03-21T12:00:10.758Z",
    "dateReserved": "2025-03-21T06:32:24.166Z",
    "dateUpdated": "2025-03-21T17:24:55.111Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.