Fix CVE(s): CVE-2026-58469, CVE-2026-58471, CVE-2026-58472

{
  "id": "a9b8d4b6f5227a071e7d541371b898dfca76dafb201c89d37689564bcfc9135a",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1784045729",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Fix CVE(s): CVE-2026-58469, CVE-2026-58471, CVE-2026-58472",
    "summary": "* SECURITY UPDATE: Heap buffer overflow via crafted HTML attribute encoding - debian/patches/CVE-2026-58472.patch: use size_t with INT_ADD_OK overflow checks when accumulating the encoded output size in html_quote_string() in src/convert.c, aborting on overflow instead of under-allocating - CVE-2026-58472 * SECURITY UPDATE: Heap buffer overflow in filename charset conversion - debian/patches/CVE-2026-58471.patch: correctly recompute the remaining output space on the iconv E2BIG reallocation path in convert_fname() in src/url.c - CVE-2026-58471 * SECURITY UPDATE: Heap buffer underread via all-whitespace Metalink URL - debian/patches/CVE-2026-58469.patch: add an end > beg bounds check in clean_metalink_string() in src/metalink.c to avoid decrementing the pointer before the start of the buffer - CVE-2026-58469",
    "evidence": "osv:CLSA-2026-1784045729",
    "products": [
      {
        "name": {
          "value": "wget",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.20.3-1ubuntu2.1+tuxcare.els1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CLSA-2026-1784045729",
      "aliases": [
        "CLSA-2026-1784045729"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1.20.3-1ubuntu2.1+tuxcare.els1"
                }
              ]
            }
          ],
          "package": {
            "name": "wget",
            "purl": "pkg:deb/tuxcare/wget?distro=ubuntu-20.04",
            "ecosystem": "TuxCare:Ubuntu:20.04"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1784045729.json"
          }
        }
      ],
      "modified": "2026-10-26T09:32:05.537935528Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-58469",
        "CVE-2026-58471",
        "CVE-2026-58472"
      ],
      "references": [
        "https://errata.tuxcare.com/els_os/ubuntu20.04els/CLSA-2026-1784045729.html",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-58469",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-58471",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-58472"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-58469",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-58471",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-58472",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 449696,
  "published_at": "2026-07-14T16:15:49+00:00"
}