{
  "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-2024-35921",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-35921",
    "idYear": 2024,
    "status": "PUBLISHED",
    "publishedAt": "2024-05-19T10:10:33.053Z",
    "updatedAt": "2026-08-05T11:31:00.628Z",
    "importedAt": "2026-10-24T01:57:11.582Z",
    "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: Fix oops when HEVC init fails",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: mediatek: vcodec: Fix oops when HEVC init fails\n\nThe stateless HEVC decoder saves the instance pointer in the context\nregardless if the initialization worked or not. This caused a use after\nfree, when the pointer is freed in case of a failure in the deinit\nfunction.\nOnly store the instance pointer when the initialization was successful,\nto solve this issue.\n\n Hardware name: Acer Tomato (rev3 - 4) board (DT)\n pstate: 80400009 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n pc : vcodec_vpu_send_msg+0x4c/0x190 [mtk_vcodec_dec]\n lr : vcodec_send_ap_ipi+0x78/0x170 [mtk_vcodec_dec]\n sp : ffff80008750bc20\n x29: ffff80008750bc20 x28: ffff1299f6d70000 x27: 0000000000000000\n x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000\n x23: ffff80008750bc98 x22: 000000000000a003 x21: ffffd45c4cfae000\n x20: 0000000000000010 x19: ffff1299fd668310 x18: 000000000000001a\n x17: 000000040044ffff x16: ffffd45cb15dc648 x15: 0000000000000000\n x14: ffff1299c08da1c0 x13: ffffd45cb1f87a10 x12: ffffd45cb2f5fe80\n x11: 0000000000000001 x10: 0000000000001b30 x9 : ffffd45c4d12b488\n x8 : 1fffe25339380d81 x7 : 0000000000000001 x6 : ffff1299c9c06c00\n x5 : 0000000000000132 x4 : 0000000000000000 x3 : 0000000000000000\n x2 : 0000000000000010 x1 : ffff80008750bc98 x0 : 0000000000000000\n Call trace:\n  vcodec_vpu_send_msg+0x4c/0x190 [mtk_vcodec_dec]\n  vcodec_send_ap_ipi+0x78/0x170 [mtk_vcodec_dec]\n  vpu_dec_deinit+0x1c/0x30 [mtk_vcodec_dec]\n  vdec_hevc_slice_deinit+0x30/0x98 [mtk_vcodec_dec]\n  vdec_if_deinit+0x38/0x68 [mtk_vcodec_dec]\n  mtk_vcodec_dec_release+0x20/0x40 [mtk_vcodec_dec]\n  fops_vcodec_release+0x64/0x118 [mtk_vcodec_dec]\n  v4l2_release+0x7c/0x100\n  __fput+0x80/0x2d8\n  __fput_sync+0x58/0x70\n  __arm64_sys_close+0x40/0x90\n  invoke_syscall+0x50/0x128\n  el0_svc_common.constprop.0+0x48/0xf0\n  do_el0_svc+0x24/0x38\n  el0_svc+0x38/0xd8\n  el0t_64_sync_handler+0xc0/0xc8\n  el0t_64_sync+0x1a8/0x1b0\n Code: d503201f f9401660 b900127f b900227f (f9400400)",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "2674486aac7d9c95ceb77daf7c30f862d4295c1c",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ec25fc3c2c1e8958a51abcfed614f81446d918c4"
            },
            {
              "version": "2674486aac7d9c95ceb77daf7c30f862d4295c1c",
              "status": "affected",
              "versionType": "git",
              "lessThan": "521ce0ea7418298d754494fe53263c23c4c78a8e"
            },
            {
              "version": "2674486aac7d9c95ceb77daf7c30f862d4295c1c",
              "status": "affected",
              "versionType": "git",
              "lessThan": "97c75ee5de060d271d80109b0c47cb6008439e5b"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.5",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.5"
            },
            {
              "version": "6.6.27",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.8.6",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.8.*"
            },
            {
              "version": "6.9",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}