{
  "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-2024-56577",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-56577",
    "idYear": 2024,
    "status": "PUBLISHED",
    "publishedAt": "2024-12-27T14:23:19.725Z",
    "updatedAt": "2026-05-11T20:55:08.981Z",
    "importedAt": "2026-10-24T01:57:20.494Z",
    "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: mtk-jpeg: Fix null-ptr-deref during unload module",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: mtk-jpeg: Fix null-ptr-deref during unload module\n\nThe workqueue should be destroyed in mtk_jpeg_core.c since commit\n09aea13ecf6f (\"media: mtk-jpeg: refactor some variables\"), otherwise\nthe below calltrace can be easily triggered.\n\n[  677.862514] Unable to handle kernel paging request at virtual address dfff800000000023\n[  677.863633] KASAN: null-ptr-deref in range [0x0000000000000118-0x000000000000011f]\n...\n[  677.879654] CPU: 6 PID: 1071 Comm: modprobe Tainted: G           O       6.8.12-mtk+gfa1a78e5d24b+ #17\n...\n[  677.882838] pc : destroy_workqueue+0x3c/0x770\n[  677.883413] lr : mtk_jpegdec_destroy_workqueue+0x70/0x88 [mtk_jpeg_dec_hw]\n[  677.884314] sp : ffff80008ad974f0\n[  677.884744] x29: ffff80008ad974f0 x28: ffff0000d7115580 x27: ffff0000dd691070\n[  677.885669] x26: ffff0000dd691408 x25: ffff8000844af3e0 x24: ffff80008ad97690\n[  677.886592] x23: ffff0000e051d400 x22: ffff0000dd691010 x21: dfff800000000000\n[  677.887515] x20: 0000000000000000 x19: 0000000000000000 x18: ffff800085397ac0\n[  677.888438] x17: 0000000000000000 x16: ffff8000801b87c8 x15: 1ffff000115b2e10\n[  677.889361] x14: 00000000f1f1f1f1 x13: 0000000000000000 x12: ffff7000115b2e4d\n[  677.890285] x11: 1ffff000115b2e4c x10: ffff7000115b2e4c x9 : ffff80000aa43e90\n[  677.891208] x8 : 00008fffeea4d1b4 x7 : ffff80008ad97267 x6 : 0000000000000001\n[  677.892131] x5 : ffff80008ad97260 x4 : ffff7000115b2e4d x3 : 0000000000000000\n[  677.893054] x2 : 0000000000000023 x1 : dfff800000000000 x0 : 0000000000000118\n[  677.893977] Call trace:\n[  677.894297]  destroy_workqueue+0x3c/0x770\n[  677.894826]  mtk_jpegdec_destroy_workqueue+0x70/0x88 [mtk_jpeg_dec_hw]\n[  677.895677]  devm_action_release+0x50/0x90\n[  677.896211]  release_nodes+0xe8/0x170\n[  677.896688]  devres_release_all+0xf8/0x178\n[  677.897219]  device_unbind_cleanup+0x24/0x170\n[  677.897785]  device_release_driver_internal+0x35c/0x480\n[  677.898461]  device_release_driver+0x20/0x38\n...\n[  677.912665] ---[ end trace 0000000000000000 ]---",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "09aea13ecf6f89ed7f18114953695563f64f461c",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0ba08c21c6a92e6512e73644555120427c9a49d4"
            },
            {
              "version": "09aea13ecf6f89ed7f18114953695563f64f461c",
              "status": "affected",
              "versionType": "git",
              "lessThan": "bc3889a39baf783c64c6d628bbb74d76ce164bb1"
            },
            {
              "version": "09aea13ecf6f89ed7f18114953695563f64f461c",
              "status": "affected",
              "versionType": "git",
              "lessThan": "17af2b39daf12870cac61ffc360e62bc35798afb"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.4",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.4"
            },
            {
              "version": "6.6.64",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.4",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.13",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}