{
  "threat_severity" : "Low",
  "public_date" : "2025-09-17T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: Linux kernel: NULL pointer dereference in drm/amdkfd leads to Denial of Service",
    "id" : "2396109",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2396109"
  },
  "cvss3" : {
    "cvss3_base_score" : "5.5",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
    "status" : "verified"
  },
  "cwe" : "CWE-476",
  "details" : [ "In the Linux kernel, the following vulnerability has been resolved:\ndrm/amdkfd: Fix kfd_process_device_init_vm error handling\nShould only destroy the ib_mem and let process cleanup worker to free\nthe outstanding BOs. Reset the pointer in pdd->qpd structure, to avoid\nNULL pointer access in process destroy worker.\nBUG: kernel NULL pointer dereference, address: 0000000000000010\nCall Trace:\namdgpu_amdkfd_gpuvm_unmap_gtt_bo_from_kernel+0x46/0xb0 [amdgpu]\nkfd_process_device_destroy_cwsr_dgpu+0x40/0x70 [amdgpu]\nkfd_process_destroy_pdds+0x71/0x190 [amdgpu]\nkfd_process_wq_release+0x2a2/0x3b0 [amdgpu]\nprocess_one_work+0x2a1/0x600\nworker_thread+0x39/0x3d0", "A flaw was found in the Linux kernel. A local user could trigger a NULL pointer dereference within the `drm/amdkfd` component during error handling in the `kfd_process_device_init_vm` function. This vulnerability, a type of memory corruption, can lead to a system crash. Successful exploitation results in a Denial of Service (DoS)." ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2023-11-14T00:00:00Z",
    "advisory" : "RHSA-2023:7077",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8",
    "package" : "kernel-0:4.18.0-513.5.1.el8_9"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2023-11-07T00:00:00Z",
    "advisory" : "RHSA-2023:6583",
    "cpe" : "cpe:/a:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-362.8.1.el9_3"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2023-11-07T00:00:00Z",
    "advisory" : "RHSA-2023:6583",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-362.8.1.el9_3"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 10",
    "fix_state" : "Not affected",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:10"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Not affected",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Not affected",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Not affected",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Fix deferred",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "fix_state" : "Fix deferred",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2022-50354\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-50354\nhttps://lore.kernel.org/linux-cve-announce/2025091714-CVE-2022-50354-45cc@gregkh/T" ],
  "name" : "CVE-2022-50354",
  "csaw" : false
}