mm/damon/reclaim: fix potential memory leak in damon_reclaim_init()

{
  "id": "e87231eeabe8c8152051320036ba4e52876c9a43a24f6bad8ce80493dbaf3bf9",
  "url": "https://osv.dev/vulnerability/CVE-2022-50088",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "mm/damon/reclaim: fix potential memory leak in damon_reclaim_init()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: mm/damon/reclaim: fix potential memory leak in damon_reclaim_init() damon_reclaim_init() allocates a memory chunk for ctx with damon_new_ctx(). When damon_select_ops() fails, ctx is not released, which will lead to a memory leak. We should release the ctx with damon_destroy_ctx() when damon_select_ops() fails to fix the memory leak.",
    "evidence": "osv:CVE-2022-50088",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.18.18",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.19.2",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2022-50088",
      "aliases": [
        "CVE-2022-50088"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "4d69c3457821100a39fa8c6e0c23ed910bb6c29d"
                },
                {
                  "fixed": "9d3e9e1e0856f4c905bbb870f16f42ae72477071"
                },
                {
                  "fixed": "700aa4e11a3c4d2a44d06758db431a013d9e1b61"
                },
                {
                  "fixed": "188043c7f4f2bd662f2a55957d684fffa543e600"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50088.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.18.0"
                },
                {
                  "fixed": "5.18.18"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.19.0"
                },
                {
                  "fixed": "5.19.2"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50088.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:49.724418912Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/188043c7f4f2bd662f2a55957d684fffa543e600",
        "https://git.kernel.org/stable/c/700aa4e11a3c4d2a44d06758db431a013d9e1b61",
        "https://git.kernel.org/stable/c/9d3e9e1e0856f4c905bbb870f16f42ae72477071",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50088.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-50088",
        "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/2022/50xxx/CVE-2022-50088.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-50088",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 517749,
  "published_at": "2025-06-18T11:02:28.802+00:00"
}