Lightwell Security Advisory: snakeyaml 1.29.0.rhlw-00021

{
  "id": "893f5c8ada15403bd544ffc743dc63d4208ce983904cef30de3cf6d3520089ce",
  "url": "https://osv.dev/vulnerability/RHLW-2026-c782a5bb98e3a176",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Lightwell Security Advisory: snakeyaml 1.29.0.rhlw-00021",
    "summary": "Red Hat Lightwell has released org.yaml:snakeyaml 1.29.0.rhlw-00021 with backported fixes for CVE-2022-1471, CVE-2022-25857, CVE-2022-38749, CVE-2022-38750, CVE-2022-38751, CVE-2022-38752, and CVE-2022-41854. CVE-2022-1471: Remote Code execution in SnakeYAML CVE-2022-25857: Denial of Service (DoS) CVE-2022-38749: DoS in SnakeYAML CVE-2022-38750: DoS in SnakeYAML CVE-2022-38751: DoS in SnakeYAML CVE-2022-38752: DoS in SnakeYAML CVE-2022-41854: Stack Overflow in Snakeyaml This patched artifact is a drop-in replacement for org.yaml:snakeyaml 1.29.0 from Maven Central.",
    "evidence": "osv:RHLW-2026-c782a5bb98e3a176",
    "products": [
      {
        "name": {
          "value": "org.yaml:snakeyaml",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.29.0.rhlw-00021",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "1.10",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.11",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.12",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.13",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.14",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.15",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.16",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.17",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.18",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.19",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.20",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.21",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.22",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.23",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.24",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.25",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.26",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.27",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.28",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.29",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.29.0",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.4",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.5",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.6",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.7",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.8",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.9",
            "evidence": "/affected/0/versions"
          }
        ]
      }
    ],
    "severity": "high",
    "structured": {
      "id": "RHLW-2026-c782a5bb98e3a176",
      "aliases": [
        "RHLW-2026-c782a5bb98e3a176"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1.29.0.rhlw-00021"
                }
              ]
            }
          ],
          "package": {
            "name": "org.yaml:snakeyaml",
            "purl": "pkg:maven/org.yaml/snakeyaml",
            "ecosystem": "Red Hat Lightwell:Maven"
          },
          "versions": [
            "1.10",
            "1.11",
            "1.12",
            "1.13",
            "1.14",
            "1.15",
            "1.16",
            "1.17",
            "1.18",
            "1.19",
            "1.20",
            "1.21",
            "1.22",
            "1.23",
            "1.24",
            "1.25",
            "1.26",
            "1.27",
            "1.28",
            "1.29",
            "1.29.0",
            "1.4",
            "1.5",
            "1.6",
            "1.7",
            "1.8",
            "1.9"
          ],
          "database_specific": {
            "source": "https://github.com/project-lightwell/lightwell-osv/blob/main/advisories/RHLW-2026-c782a5bb98e3a176.json",
            "lightwell": {
              "repository_url": "https://packages.redhat.com/lightwell/java/remediated/",
              "remediated_version": "1.29.0.rhlw-00021",
              "backport_base_version": "1.29.0"
            }
          }
        }
      ],
      "modified": "2026-10-27T04:13:02.479005600Z",
      "provider": "osv",
      "upstream": [
        "CVE-2022-1471",
        "CVE-2022-25857",
        "CVE-2022-38749",
        "CVE-2022-38750",
        "CVE-2022-38751",
        "CVE-2022-38752",
        "CVE-2022-41854",
        "GHSA-3mc7-4q67-w48m",
        "GHSA-98wm-3w3q-mw94",
        "GHSA-9w3m-gqgf-c4p9",
        "GHSA-c4r9-r8fh-9vj2",
        "GHSA-hhhw-99gj-p3c3",
        "GHSA-mjmj-j48q-9wg2",
        "GHSA-w37g-rhq8-7m4j"
      ],
      "references": [
        "https://bitbucket.org/snakeyaml/snakeyaml/issues/561/cve-2022-1471-vulnerability-in#comment-64581479",
        "https://www.github.com/mbechler/marshalsec/blob/master/marshalsec.pdf?raw=true",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/1xxx/CVE-2022-1471.json",
        "https://github.com/google/security-research/security/advisories/GHSA-mjmj-j48q-9wg2",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-1471",
        "https://github.com/mbechler/marshalsec",
        "https://github.com/advisories/GHSA-mjmj-j48q-9wg2",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/25xxx/CVE-2022-25857.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-25857",
        "https://bitbucket.org/snakeyaml/snakeyaml/issues/525",
        "https://bitbucket.org/snakeyaml/snakeyaml/commits/fc300780da21f4bb92c148bc90257201220cf174",
        "https://github.com/snakeyaml/snakeyaml/commit/fc300780da21f4bb92c148bc90257201220cf174",
        "https://github.com/advisories/GHSA-3mc7-4q67-w48m",
        "https://bitbucket.org/snakeyaml/snakeyaml/issues/525/got-stackoverflowerror-for-many-open",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/38xxx/CVE-2022-38749.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-38749",
        "https://github.com/advisories/GHSA-c4r9-r8fh-9vj2",
        "https://bitbucket.org/snakeyaml/snakeyaml/issues/526/stackoverflow-oss-fuzz-47027",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/38xxx/CVE-2022-38750.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-38750",
        "https://github.com/advisories/GHSA-hhhw-99gj-p3c3",
        "https://bitbucket.org/snakeyaml/snakeyaml/issues/530/stackoverflow-oss-fuzz-47039",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/38xxx/CVE-2022-38751.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-38751",
        "https://github.com/advisories/GHSA-98wm-3w3q-mw94",
        "https://bitbucket.org/snakeyaml/snakeyaml/issues/531/stackoverflow-oss-fuzz-47081",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/38xxx/CVE-2022-38752.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-38752",
        "https://github.com/advisories/GHSA-9w3m-gqgf-c4p9",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/41xxx/CVE-2022-41854.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-41854",
        "https://github.com/advisories/GHSA-w37g-rhq8-7m4j"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2022-1471",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2022-25857",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2022-38749",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2022-38750",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2022-38751",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2022-38752",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2022-41854",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 460155,
  "published_at": "2026-10-08T19:46:26+00:00"
}