{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "5e4c7632aae1cce137792647f4fb6f599d1da893"
            },
            {
              "fixed": "3b28eb75afe520972bacc833850c2b30aa0824cd"
            },
            {
              "fixed": "ca95342cb1b39062a03c115830286f0a426053d5"
            },
            {
              "fixed": "bf5fcd9c37c2546beaf7b401d31aefd89017dc3d"
            },
            {
              "fixed": "f2f225cf505ac016132ded21690f3ba0a080a4e8"
            },
            {
              "fixed": "49d9be0722da3a4a893ba905720cba1921834ec3"
            },
            {
              "fixed": "98e8bf249c790d56de1abc4a5f8bd68035a00921"
            },
            {
              "fixed": "fe2c8d051150b90b3ccb85f89e3b1d636cb88ec8"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.7.0"
            },
            {
              "fixed": "5.15.209"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.175"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.141"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.91"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.33"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.0.10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53049.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ngfs2: add some missing log locking\n\nFunction gfs2_logd() calls the log flushing functions gfs2_ail1_start(),\ngfs2_ail1_wait(), and gfs2_ail1_empty() without holding sdp-\u003esd_log_flush_lock,\nbut these functions require exclusion against concurrent transactions.\n\nTo fix that, add a non-locking __gfs2_log_flush() function.  Then, in\ngfs2_logd(), take sdp-\u003esd_log_flush_lock before calling the above mentioned log\nflushing functions and __gfs2_log_flush().",
  "id": "CVE-2026-53049",
  "modified": "2026-07-08T05:38:37.577447030Z",
  "published": "2026-06-24T16:29:55.190Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3b28eb75afe520972bacc833850c2b30aa0824cd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/49d9be0722da3a4a893ba905720cba1921834ec3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/98e8bf249c790d56de1abc4a5f8bd68035a00921"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bf5fcd9c37c2546beaf7b401d31aefd89017dc3d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ca95342cb1b39062a03c115830286f0a426053d5"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f2f225cf505ac016132ded21690f3ba0a080a4e8"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fe2c8d051150b90b3ccb85f89e3b1d636cb88ec8"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53049.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-53049"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.5",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "gfs2: add some missing log locking"
}