rxi fe fe.c read_ out-of-bounds

{
  "id": "2d4b46041c7e5d4f3eda90798f342425ddceff470137e8f9d5d6ef46bf7310a8",
  "url": "https://osv.dev/vulnerability/CVE-2026-4012",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "rxi fe fe.c read_ out-of-bounds",
    "summary": "A vulnerability was determined in rxi fe up to ed4cda96bd582cbb08520964ba627efb40f3dd91. The impacted element is the function read_ of the file src/fe.c. This manipulation with the input 1 causes out-of-bounds read. The attack requires local access. The exploit has been publicly disclosed and may be utilized. This product uses a rolling release model to deliver continuous updates. As a result, specific version information for affected or updated releases is not available. The project was informed of the problem early through an issue report but has not responded yet.",
    "evidence": "osv:CVE-2026-4012",
    "products": [],
    "severity": "low",
    "structured": {
      "id": "CVE-2026-4012",
      "aliases": [
        "CVE-2026-4012"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/oneafter/0211",
              "type": "GIT",
              "events": [
                {
                  "introduced": "ed4cda96bd582cbb08520964ba627efb40f3dd91"
                },
                {
                  "last_affected": "ed4cda96bd582cbb08520964ba627efb40f3dd91"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "ed4cda96bd582cbb08520964ba627efb40f3dd91"
                      },
                      {
                        "last_affected": "ed4cda96bd582cbb08520964ba627efb40f3dd91"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  }
                ]
              }
            }
          ],
          "versions": [
            "ed4cda96bd582cbb08520964ba627efb40f3dd91"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-4012.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:37.783356574Z",
      "provider": "osv",
      "references": [
        "https://github.com/rxi/fe/",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/4xxx/CVE-2026-4012.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-4012",
        "https://vuldb.com/?id.350534",
        "https://vuldb.com/?submit.769774",
        "https://github.com/rxi/fe/issues/34",
        "https://vuldb.com/?ctiid.350534",
        "https://github.com/oneafter/0211/blob/main/fe/repro"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-119",
          "CWE-125"
        ],
        "cna_assigner": "VulDB",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/4xxx/CVE-2026-4012.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-4012",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 505239,
  "published_at": "2026-03-12T07:32:10.359+00:00"
}