powerpc/secvar: fix refcount leak in format_show()

{
  "id": "58b4ac99a0f1919cd7d3d632b28573f4b093e5cef1559d562d5505f9b910c33d",
  "url": "https://osv.dev/vulnerability/CVE-2022-49113",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "powerpc/secvar: fix refcount leak in format_show()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: powerpc/secvar: fix refcount leak in format_show() Refcount leak will happen when format_show returns failure in multiple cases. Unified management of of_node_put can fix this problem.",
    "evidence": "osv:CVE-2022-49113",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.10.111",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.15.34",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.16.20",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.17.3",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "CVE-2022-49113",
      "aliases": [
        "CVE-2022-49113"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "bd5d9c743d38f67d64ea1b512a461f6b5a5f6bec"
                },
                {
                  "fixed": "02222bf4f0a27f6eba66d1f597cdb5daadd51829"
                },
                {
                  "fixed": "2a71e3ecd829a82013cf095c55068c61d991e885"
                },
                {
                  "fixed": "c105ffb6b9744158e37e9f81f0f38861951d1c1f"
                },
                {
                  "fixed": "d05e4265d33af60b39606c20c731e3e719bfe3d6"
                },
                {
                  "fixed": "d601fd24e6964967f115f036a840f4f28488f63f"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49113.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.5.0"
                },
                {
                  "fixed": "5.10.111"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.11.0"
                },
                {
                  "fixed": "5.15.34"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "5.16.20"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.17.0"
                },
                {
                  "fixed": "5.17.3"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49113.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:34.084195375Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/02222bf4f0a27f6eba66d1f597cdb5daadd51829",
        "https://git.kernel.org/stable/c/2a71e3ecd829a82013cf095c55068c61d991e885",
        "https://git.kernel.org/stable/c/c105ffb6b9744158e37e9f81f0f38861951d1c1f",
        "https://git.kernel.org/stable/c/d05e4265d33af60b39606c20c731e3e719bfe3d6",
        "https://git.kernel.org/stable/c/d601fd24e6964967f115f036a840f4f28488f63f",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49113.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-49113",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49113.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-49113",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 501245,
  "published_at": "2025-02-26T01:54:57.663+00:00"
}