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Medium

Security advisory

Type: advisorySources: OSVCVE: CVE-2017-5969

libxml2 2.9.4, when used in recover mode, allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted XML document. NOTE: The maintainer states "I would disagree of a CVE with the Recover parsing option which should only be used for manual recovery at least for XML parser.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2017-5969
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 06:44 UTC · Revision 1

Source evidence

CVE-2017-5969

core-osv · Original source

Published 11 Apr 2017, 16:59 UTC

libxml2 2.9.4, when used in recover mode, allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted XML document. NOTE: The maintainer states "I would disagree of a CVE with the Recover parsing option which should only be used for manual recovery at least for XML parser.

osv:CVE-2017-5969
Complete source record
{
  "id": "281f11d0d9ef1be8c62b2cba676e8ddce28085e9df8de322db12a1a4be940b9d",
  "url": "https://osv.dev/vulnerability/CVE-2017-5969",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2017-5969",
    "summary": "libxml2 2.9.4, when used in recover mode, allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted XML document. NOTE: The maintainer states \"I would disagree of a CVE with the Recover parsing option which should only be used for manual recovery at least for XML parser.",
    "evidence": "osv:CVE-2017-5969",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2017-5969",
      "aliases": [
        "CVE-2017-5969"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/gnome/libxml2",
              "type": "GIT",
              "events": [
                {
                  "introduced": "bdec2183f34b37ee89ae1d330c6ad2bb4d76605f"
                },
                {
                  "last_affected": "bdec2183f34b37ee89ae1d330c6ad2bb4d76605f"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:xmlsoft:libxml2:2.9.4:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.9.4"
                      },
                      {
                        "last_affected": "2.9.4"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.9.4",
            "v2.9.4"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-5969.json"
          }
        },
        {
          "ranges": [
            {
              "repo": "https://gitlab.gnome.org/gnome/libxml2",
              "type": "GIT",
              "events": [
                {
                  "introduced": "bdec2183f34b37ee89ae1d330c6ad2bb4d76605f"
                },
                {
                  "last_affected": "bdec2183f34b37ee89ae1d330c6ad2bb4d76605f"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:xmlsoft:libxml2:2.9.4:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.9.4"
                      },
                      {
                        "last_affected": "2.9.4"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.9.4",
            "v2.9.4"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-5969.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:43.811134104Z",
      "provider": "osv",
      "references": [
        "https://lists.debian.org/debian-lts-announce/2022/04/msg00004.html",
        "https://security.gentoo.org/glsa/201711-01",
        "https://bugzilla.gnome.org/show_bug.cgi?id=778519"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2017-5969",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 435708,
  "published_at": "2017-04-11T16:59:00.343+00:00"
}