libsoup: Fix of CVE-2026-66338

{
  "id": "8617ed393648fece0272c22283dafc6128e9a603a59533a50eead55c5a8d3fdd",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1787732034",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "libsoup: Fix of CVE-2026-66338",
    "summary": "- CVE-2026-66338: reject chunk-size lines that violate RFC 9112 (leading whitespace, sign prefix, \"0x\" prefix or trailing garbage) in soup_body_input_stream_read_chunked() to prevent HTTP request smuggling",
    "evidence": "osv:CLSA-2026-1787732034",
    "products": [
      {
        "name": {
          "value": "libsoup",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.62.2-2.0.11.el7.tuxcare.els3",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "libsoup-devel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.62.2-2.0.11.el7.tuxcare.els3",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CLSA-2026-1787732034",
      "aliases": [
        "CLSA-2026-1787732034"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.62.2-2.0.11.el7.tuxcare.els3"
                }
              ]
            }
          ],
          "package": {
            "name": "libsoup",
            "purl": "pkg:rpm/tuxcare/libsoup?distro=rhel-7",
            "ecosystem": "TuxCare:RHEL:7"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1787732034.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.62.2-2.0.11.el7.tuxcare.els3"
                }
              ]
            }
          ],
          "package": {
            "name": "libsoup-devel",
            "purl": "pkg:rpm/tuxcare/libsoup-devel?distro=rhel-7",
            "ecosystem": "TuxCare:RHEL:7"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1787732034.json"
          }
        }
      ],
      "modified": "2026-10-26T09:31:58.585317381Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-66338"
      ],
      "references": [
        "https://errata.tuxcare.com/els_os/rhel7els/CLSA-2026-1787732034.html",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-66338"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-66338",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 449222,
  "published_at": "2026-08-26T08:14:10+00:00"
}