Hercules Augeas fa.c re_case_expand null pointer dereference

{
  "id": "887ebd27b0ff49fa01642d6a6aac00413747a8a52388851fcb8e030e8500b336",
  "url": "https://osv.dev/vulnerability/CVE-2025-2588",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Hercules Augeas fa.c re_case_expand null pointer dereference",
    "summary": "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.",
    "evidence": "osv:CVE-2025-2588",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2025-2588",
      "aliases": [
        "CVE-2025-2588"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "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"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/hercules-team/augeas",
              "type": "GIT",
              "events": [
                {
                  "introduced": "b993ce902243a6d7b607c3895b4f67789d69e245"
                },
                {
                  "last_affected": "b993ce902243a6d7b607c3895b4f67789d69e245"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "1.14.1"
                      },
                      {
                        "last_affected": "1.14.1"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "cpe": "cpe:2.3:a:augeas:augeas:1.14.1:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.14.1"
                      },
                      {
                        "last_affected": "1.14.1"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.14.1",
            "release-1.14.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-2588.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:50.183780852Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/2xxx/CVE-2025-2588.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-2588",
        "https://vuldb.com/?id.300568",
        "https://vuldb.com/?submit.517281",
        "https://github.com/hercules-team/augeas/issues/852",
        "https://github.com/hercules-team/augeas/issues/852#issue-2905999609",
        "https://vuldb.com/?ctiid.300568"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-404",
          "CWE-476"
        ],
        "cna_assigner": "VulDB",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/2xxx/CVE-2025-2588.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-2588",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 518373,
  "published_at": "2025-03-21T12:00:10.758+00:00"
}