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High

Security advisory

Type: advisorySources: OSVCVE: CVE-2016-9429

An issue was discovered in the Tatsuya Kinoshita w3m fork before 0.5.3-31. Buffer overflow in the formUpdateBuffer function in w3m allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted HTML page.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2016-9429
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 09:55 UTC · Revision 1

Source evidence

CVE-2016-9429

core-osv · Original source

Published 12 Dec 2016, 02:59 UTC

An issue was discovered in the Tatsuya Kinoshita w3m fork before 0.5.3-31. Buffer overflow in the formUpdateBuffer function in w3m allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted HTML page.

osv:CVE-2016-9429
Complete source record
{
  "id": "ae035d826c4fb7087c9839e2f048ff20c53961fe696c6301134852d7c3e44e2c",
  "url": "https://osv.dev/vulnerability/CVE-2016-9429",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2016-9429",
    "summary": "An issue was discovered in the Tatsuya Kinoshita w3m fork before 0.5.3-31. Buffer overflow in the formUpdateBuffer function in w3m allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted HTML page.",
    "evidence": "osv:CVE-2016-9429",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2016-9429",
      "aliases": [
        "CVE-2016-9429"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/tats/w3m",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "ce6fffae3d2b82eeef1cbec23a6f4849169f1211"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:tats:w3m:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "0.5.3-30"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "debian/0.5.3-19",
            "debian/0.5.3-30",
            "debian/0.5.3-29",
            "debian/0.5.3-28",
            "debian/0.5.3-27",
            "debian/0.5.3-26",
            "debian/0.5.3-25",
            "debian/0.5.3-24",
            "debian/0.5.3-23",
            "debian/0.5.3-22",
            "debian/0.5.3-21",
            "debian/0.5.3-20",
            "debian/0.5.3-18",
            "debian/0.5.3-17",
            "debian/0.5.3-16",
            "debian/0.5.3-15",
            "debian/0.5.3-14",
            "debian/0.5.3-13",
            "debian/0.5.3-12",
            "debian/0.5.3-11",
            "debian/0.5.3-10",
            "debian/0.5.3-9",
            "debian/0.5.3-8",
            "debian/0.5.3-7",
            "debian/0.5.3-6",
            "debian/0.5.3-5",
            "debian/0.5.3-4",
            "debian/0.5.3-3",
            "debian/0.5.3-2",
            "debian/0.5.3-1",
            "debian/0.5.2-10",
            "debian/0.5.2-9",
            "debian/0.5.2-8",
            "debian/0.5.2-7",
            "debian/0.5.2-6",
            "debian/0.5.2-5",
            "debian/0.5.2-4",
            "debian/0.5.2-3",
            "debian/0.5.2-2.1",
            "debian/0.5.2-2",
            "debian/0.5.2-1",
            "debian/0.5.1-5.1",
            "debian/0.5.1-5",
            "debian/0.5.1-4",
            "debian/0.5.1-3",
            "debian/0.5.1-1",
            "debian/0.3-2.4",
            "debian/0.1.10+0.1.11pre+kokb23-4",
            "upstream/0.1.10+0.1.11pre+kokb23"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-9429.json"
          }
        }
      ],
      "modified": "2026-10-20T10:48:47.502186331Z",
      "provider": "osv",
      "references": [
        "https://security.gentoo.org/glsa/201701-08",
        "https://github.com/tats/w3m/blob/master/ChangeLog",
        "https://github.com/tats/w3m/issues/29"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2016-9429",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 380343,
  "published_at": "2016-12-12T02:59:19.373+00:00"
}