{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2023-52816",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2023-52816"
  ],
  "published": "2024-05-21T15:34:20Z",
  "summary": "drm/amdkfd: Fix shift out-of-bounds issue",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdkfd: Fix shift out-of-bounds issue\n\n[  567.613292] shift exponent 255 is too large for 64-bit type 'long unsigned int'\n[  567.614498] CPU: 5 PID: 238 Comm: kworker/5:1 Tainted: G           OE      6.2.0-34-generic #34~22.04.1-Ubuntu\n[  567.614502] Hardware name: AMD Splinter/Splinter-RPL, BIOS WS43927N_871 09/25/2023\n[  567.614504] Workqueue: events send_exception_work_handler [amdgpu]\n[  567.614748] Call Trace:\n[  567.614750]  <TASK>\n[  567.614753]  dump_stack_lvl+0x48/0x70\n[  567.614761]  dump_stack+0x10/0x20\n[  567.614763]  __ubsan_handle_shift_out_of_bounds+0x156/0x310\n[  567.614769]  ? srso_alias_return_thunk+0x5/0x7f\n[  567.614773]  ? update_sd_lb_stats.constprop.0+0xf2/0x3c0\n[  567.614780]  svm_range_split_by_granularity.cold+0x2b/0x34 [amdgpu]\n[  567.615047]  ? srso_alias_return_thunk+0x5/0x7f\n[  567.615052]  svm_migrate_to_ram+0x185/0x4d0 [amdgpu]\n[  567.615286]  do_swap_page+0x7b6/0xa30\n[  567.615291]  ? srso_alias_return_thunk+0x5/0x7f\n[  567.615294]  ? __free_pages+0x119/0x130\n[  567.615299]  handle_pte_fault+0x227/0x280\n[  567.615303]  __handle_mm_fault+0x3c0/0x720\n[  567.615311]  handle_mm_fault+0x119/0x330\n[  567.615314]  ? lock_mm_and_find_vma+0x44/0x250\n[  567.615318]  do_user_addr_fault+0x1a9/0x640\n[  567.615323]  exc_page_fault+0x81/0x1b0\n[  567.615328]  asm_exc_page_fault+0x27/0x30\n[  567.615332] RIP: 0010:__get_user_8+0x1c/0x30",
  "affected": [
    {
      "package": {
        "ecosystem": "Raspberry Pi OS:12",
        "name": "linux"
      },
      "versions": [
        "1:6.1.47-1+rpt4"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-2712",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v6",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v7",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v7l",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v8",
            "binary_version": "1:6.1.47-1+rpt4"
          }
        ]
      },
      "database_specific": {
        "per_version": {
          "1:6.1.47-1+rpt4": {
            "linux_commit": "655fc658a15ae7a6f37103754adb39ba52a9a14e",
            "upstream_version": "6.1.47",
            "assessment": "commit ancestry (strak rule)",
            "upstream_fixed": "6.1.64",
            "compiled_filter": false
          }
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-52816"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/3f7a400d5e80f99581e3e8a9843e1f6118bf454f"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/2806f880379232e789957c2078d612669eb7a69c"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/d33a35b13cbfec3238043f196fa87a6384f9d087"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/56649c43d40ce0147465a2d5756d300e87f9ee1c"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/282c1d793076c2edac6c3db51b7e8ed2b41d60a5"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-12T04:54:46Z"
  }
}