{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2022-49496",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-49496",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-02-26T02:13:31.528Z",
    "updatedAt": "2026-08-15T12:22:44.706Z",
    "importedAt": "2026-10-24T01:56:49.724Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "media: mediatek: vcodec: prevent kernel crash when rmmod mtk-vcodec-dec.ko",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: mediatek: vcodec: prevent kernel crash when rmmod mtk-vcodec-dec.ko\n\nIf the driver support subdev mode, the parameter \"dev->pm.dev\" will be\nNULL in mtk_vcodec_dec_remove. Kernel will crash when try to rmmod\nmtk-vcodec-dec.ko.\n\n[ 4380.702726] pc : do_raw_spin_trylock+0x4/0x80\n[ 4380.707075] lr : _raw_spin_lock_irq+0x90/0x14c\n[ 4380.711509] sp : ffff80000819bc10\n[ 4380.714811] x29: ffff80000819bc10 x28: ffff3600c03e4000 x27: 0000000000000000\n[ 4380.721934] x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000\n[ 4380.729057] x23: ffff3600c0f34930 x22: ffffd5e923549000 x21: 0000000000000220\n[ 4380.736179] x20: 0000000000000208 x19: ffffd5e9213e8ebc x18: 0000000000000020\n[ 4380.743298] x17: 0000002000000000 x16: ffffd5e9213e8e90 x15: 696c346f65646976\n[ 4380.750420] x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000000040\n[ 4380.757542] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000\n[ 4380.764664] x8 : 0000000000000000 x7 : ffff3600c7273ae8 x6 : ffffd5e9213e8ebc\n[ 4380.771786] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000\n[ 4380.778908] x2 : 0000000000000000 x1 : ffff3600c03e4000 x0 : 0000000000000208\n[ 4380.786031] Call trace:\n[ 4380.788465]  do_raw_spin_trylock+0x4/0x80\n[ 4380.792462]  __pm_runtime_disable+0x2c/0x1b0\n[ 4380.796723]  mtk_vcodec_dec_remove+0x5c/0xa0 [mtk_vcodec_dec]\n[ 4380.802466]  platform_remove+0x2c/0x60\n[ 4380.806204]  __device_release_driver+0x194/0x250\n[ 4380.810810]  driver_detach+0xc8/0x15c\n[ 4380.814462]  bus_remove_driver+0x5c/0xb0\n[ 4380.818375]  driver_unregister+0x34/0x64\n[ 4380.822288]  platform_driver_unregister+0x18/0x24\n[ 4380.826979]  mtk_vcodec_dec_driver_exit+0x1c/0x888 [mtk_vcodec_dec]\n[ 4380.833240]  __arm64_sys_delete_module+0x190/0x224\n[ 4380.838020]  invoke_syscall+0x48/0x114\n[ 4380.841760]  el0_svc_common.constprop.0+0x60/0x11c\n[ 4380.846540]  do_el0_svc+0x28/0x90\n[ 4380.849844]  el0_svc+0x4c/0x100\n[ 4380.852975]  el0t_64_sync_handler+0xec/0xf0\n[ 4380.857148]  el0t_64_sync+0x190/0x194\n[ 4380.860801] Code: 94431515 17ffffca d503201f d503245f (b9400004)",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "c05bada35f015fb735a9c3830226ccbe2b05008f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "1fa37b00dc55a061a3eb82e378849862b4aeca9d"
            },
            {
              "version": "c05bada35f015fb735a9c3830226ccbe2b05008f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c10c0086db688c95bb4e0e378e523818dff1551d"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.18",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.18"
            },
            {
              "version": "5.18.3",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.18.*"
            },
            {
              "version": "5.19",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}