{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2022-48772",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2022-48772"
  ],
  "published": "2024-06-25T14:22:58Z",
  "summary": "media: lgdt3306a: Add a check against null-pointer-def",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: lgdt3306a: Add a check against null-pointer-def\n\nThe driver should check whether the client provides the platform_data.\n\nThe following log reveals it:\n\n[   29.610324] BUG: KASAN: null-ptr-deref in kmemdup+0x30/0x40\n[   29.610730] Read of size 40 at addr 0000000000000000 by task bash/414\n[   29.612820] Call Trace:\n[   29.613030]  <TASK>\n[   29.613201]  dump_stack_lvl+0x56/0x6f\n[   29.613496]  ? kmemdup+0x30/0x40\n[   29.613754]  print_report.cold+0x494/0x6b7\n[   29.614082]  ? kmemdup+0x30/0x40\n[   29.614340]  kasan_report+0x8a/0x190\n[   29.614628]  ? kmemdup+0x30/0x40\n[   29.614888]  kasan_check_range+0x14d/0x1d0\n[   29.615213]  memcpy+0x20/0x60\n[   29.615454]  kmemdup+0x30/0x40\n[   29.615700]  lgdt3306a_probe+0x52/0x310\n[   29.616339]  i2c_device_probe+0x951/0xa90",
  "affected": [
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  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-48772"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/8915dcd29a82096acacf54364a8425363782aea0"
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    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/b479fd59a1f4a342b69fce34f222d93bf791dca4"
    },
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      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/526238d32c3acc3d597fd8c9a34652bfe9086cea"
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      "url": "https://git.kernel.org/stable/c/d082757b8359201c3864323cea4b91ea30a1e676"
    },
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      "url": "https://git.kernel.org/stable/c/7d12e918f2994c883f41f22552a61b9310fa1e87"
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  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-12T04:54:46Z"
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}