{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "3e7f51bd96077acad6acd7b45668f65b44233c4e"
            },
            {
              "fixed": "276f28672bb6d5d5feca78db4219c7b5adf1be26"
            },
            {
              "fixed": "c620906fb1b2ad75d408ea9d06040d66952d4a31"
            },
            {
              "fixed": "3839b6be2279fc4f558723f2c0fbfc9c42070958"
            },
            {
              "fixed": "680a89683197cdfe4e03e6fd7755454c647d39c1"
            },
            {
              "fixed": "f2375a308640e401c142c5426d52c3d10e016d25"
            },
            {
              "fixed": "96dafbae77f50bfe2228bcfedcd8652c5e5f08e8"
            },
            {
              "fixed": "d61ba609c3226af3c84268ba606ea06ee63e511b"
            },
            {
              "fixed": "20aa934ace6917262ff579a73ec018d06a7bad1c"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.3.0"
            },
            {
              "fixed": "5.10.270"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.221"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.188"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.157"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.110"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.51"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.2.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/93xxx/CVE-2026-93236.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: meson: vdec: fix NULL pointer deref in vdec_try_fmt_common\n\nWhen VIDIOC_TRY_FMT is called with an unsupported pixel format on the\nOUTPUT queue, vdec_try_fmt_common() falls back to V4L2_PIX_FMT_MPEG2.\nHowever, if a distro has locally patched MPEG2 support out (as it has\nbeen broken for some time) the platform format table does not contain\nMPEG2 so find_format() returns NULL and the subsequent dereference of\nfmt_out-\u003emax_width triggers a NULL pointer dereference.\n\nFix this by falling back to the first format in the platform's format\narray instead of hardcoding V4L2_PIX_FMT_MPEG2. This is always valid\nsince every platform defines at least one format.",
  "id": "CVE-2026-93236",
  "modified": "2026-09-26T03:30:33.443388831Z",
  "published": "2026-09-24T15:33:35.013Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/20aa934ace6917262ff579a73ec018d06a7bad1c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/276f28672bb6d5d5feca78db4219c7b5adf1be26"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3839b6be2279fc4f558723f2c0fbfc9c42070958"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/680a89683197cdfe4e03e6fd7755454c647d39c1"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/96dafbae77f50bfe2228bcfedcd8652c5e5f08e8"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c620906fb1b2ad75d408ea9d06040d66952d4a31"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d61ba609c3226af3c84268ba606ea06ee63e511b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f2375a308640e401c142c5426d52c3d10e016d25"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/93xxx/CVE-2026-93236.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-93236"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "media: meson: vdec: fix NULL pointer deref in vdec_try_fmt_common"
}