{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "ede0dd86f45adf2b7083bb161f6bc81da5fe2bad"
            },
            {
              "fixed": "ae87aea330c24f462fc7058ed543ba8bc6798447"
            },
            {
              "fixed": "46d309996bd9251792d7dafdbaf615cf202b4447"
            },
            {
              "fixed": "e61e355cbe49e585097eee28c15b862bfb1c0668"
            },
            {
              "fixed": "c658c1c85ec235b7ecfbf8dbfee385b1332088f4"
            },
            {
              "fixed": "904025fa8bba1d028adade33346372b4ac1a9249"
            },
            {
              "fixed": "7885eb335d8f9e9942925d57e300a85e3f82ded4"
            },
            {
              "fixed": "94b7782d0c8024f5b88454241c8d4777076c3786"
            },
            {
              "fixed": "2c1030f2e84885cc58bffef6af67d5b9d2e7098f"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.17.0"
            },
            {
              "fixed": "5.10.253"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.203"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.167"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.130"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.78"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "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-2026-43370.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: Fix use-after-free race in VM acquire\n\nReplace non-atomic vm-\u003eprocess_info assignment with cmpxchg()\nto prevent race when parent/child processes sharing a drm_file\nboth try to acquire the same VM after fork().\n\n(cherry picked from commit c7c573275ec20db05be769288a3e3bb2250ec618)",
  "id": "CVE-2026-43370",
  "modified": "2026-07-15T01:49:08.657561025Z",
  "published": "2026-05-08T14:21:21.926Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2c1030f2e84885cc58bffef6af67d5b9d2e7098f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/46d309996bd9251792d7dafdbaf615cf202b4447"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7885eb335d8f9e9942925d57e300a85e3f82ded4"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/904025fa8bba1d028adade33346372b4ac1a9249"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/94b7782d0c8024f5b88454241c8d4777076c3786"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ae87aea330c24f462fc7058ed543ba8bc6798447"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c658c1c85ec235b7ecfbf8dbfee385b1332088f4"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e61e355cbe49e585097eee28c15b862bfb1c0668"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43370.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-43370"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "drm/amdgpu: Fix use-after-free race in VM acquire"
}