{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "ad580dfa388fabb52af033e3f8cc5d04be985e54"
            },
            {
              "fixed": "5e1ab71f74a1e61f1254dff128a764fdebaec0b8"
            },
            {
              "fixed": "35b0c8768e848e1b7e32052db36b5fa59b6a33a1"
            },
            {
              "fixed": "b2840e33127ce0eea880504b7f133e780f567a9b"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "10ec363cfefeeb77fda4c1ac20a531f21de45264"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "6.16.4"
            },
            {
              "fixed": "6.17"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.17.0"
            },
            {
              "fixed": "6.18.19"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "6.19.9"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43358.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: add missing RCU unlock in error path in try_release_subpage_extent_buffer()\n\nCall rcu_read_lock() before exiting the loop in\ntry_release_subpage_extent_buffer() because there is a rcu_read_unlock()\ncall past the loop.\n\nThis has been detected by the Clang thread-safety analyzer.",
  "id": "CVE-2026-43358",
  "modified": "2026-07-15T01:49:18.473639508Z",
  "published": "2026-05-08T14:21:13.719Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/35b0c8768e848e1b7e32052db36b5fa59b6a33a1"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5e1ab71f74a1e61f1254dff128a764fdebaec0b8"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b2840e33127ce0eea880504b7f133e780f567a9b"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43358.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-43358"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.8.0",
  "summary": "btrfs: add missing RCU unlock in error path in try_release_subpage_extent_buffer()"
}