{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncgroup: Add missing cpus_read_lock() to cgroup_attach_task_all()\n\nsyzbot is hitting percpu_rwsem_assert_held(&cpu_hotplug_lock) warning at\ncpuset_attach() [1], for commit 4f7e7236435ca0ab (\"cgroup: Fix\nthreadgroup_rwsem <-> cpus_read_lock() deadlock\") missed that\ncpuset_attach() is also called from cgroup_attach_task_all().\nAdd cpus_read_lock() like what cgroup_procs_write_start() does."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "kernel/cgroup/cgroup-v1.c"
               ],
               "versions": [
                  {
                     "version": "e446300968c6",
                     "lessThan": "321488cfac7d",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "59c6902a96b4",
                     "lessThan": "07191f984842",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "dee1e2b18cf5",
                     "lessThan": "9f267393b036",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "3bf4bf54069f",
                     "lessThan": "5db17805b6ba",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "c0deb027c99c",
                     "lessThan": "99bc25748e39",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "4f7e7236435c",
                     "lessThan": "43626dade36f",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "kernel/cgroup/cgroup-v1.c"
               ],
               "versions": [
                  {
                     "version": "5.4.213",
                     "lessThan": "5.4.215",
                     "status": "affected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.143",
                     "lessThan": "5.10.145",
                     "status": "affected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15.68",
                     "lessThan": "5.15.70",
                     "status": "affected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.19.9",
                     "lessThan": "5.19.11",
                     "status": "affected",
                     "versionType": "custom"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/321488cfac7d0eb6d97de467015ff754f85813ff"
            },
            {
               "url": "https://git.kernel.org/stable/c/07191f984842d50020789ff14c75da436a7f46a9"
            },
            {
               "url": "https://git.kernel.org/stable/c/9f267393b036f1470fb12fb892d59e7ff8aeb58d"
            },
            {
               "url": "https://git.kernel.org/stable/c/5db17805b6ba4c34dab303f49aea3562fc25af75"
            },
            {
               "url": "https://git.kernel.org/stable/c/99bc25748e394d17f9e8b10cc7f273b8e64c1c7e"
            },
            {
               "url": "https://git.kernel.org/stable/c/43626dade36fa74d3329046f4ae2d7fdefe401c6"
            }
         ],
         "title": "cgroup: Add missing cpus_read_lock() to cgroup_attach_task_all()",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2022-48671",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}