{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-93236",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-09-17T16:02:15.095Z",
        "datePublished": "2026-09-24T15:33:35.013Z",
        "dateUpdated": "2026-10-19T09:07:47.914Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-19T09:07:47.914Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "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->max_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."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/staging/media/meson/vdec/vdec.c"
                    ],
                    "versions": [
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                            "version": "3e7f51bd96077acad6acd7b45668f65b44233c4e",
                            "lessThan": "276f28672bb6d5d5feca78db4219c7b5adf1be26",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
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                            "lessThan": "c620906fb1b2ad75d408ea9d06040d66952d4a31",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3e7f51bd96077acad6acd7b45668f65b44233c4e",
                            "lessThan": "3839b6be2279fc4f558723f2c0fbfc9c42070958",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3e7f51bd96077acad6acd7b45668f65b44233c4e",
                            "lessThan": "680a89683197cdfe4e03e6fd7755454c647d39c1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3e7f51bd96077acad6acd7b45668f65b44233c4e",
                            "lessThan": "f2375a308640e401c142c5426d52c3d10e016d25",
                            "status": "affected",
                            "versionType": "git"
                        },
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                            "version": "3e7f51bd96077acad6acd7b45668f65b44233c4e",
                            "lessThan": "96dafbae77f50bfe2228bcfedcd8652c5e5f08e8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3e7f51bd96077acad6acd7b45668f65b44233c4e",
                            "lessThan": "d61ba609c3226af3c84268ba606ea06ee63e511b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3e7f51bd96077acad6acd7b45668f65b44233c4e",
                            "lessThan": "20aa934ace6917262ff579a73ec018d06a7bad1c",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/staging/media/meson/vdec/vdec.c"
                    ],
                    "versions": [
                        {
                            "version": "5.3",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.3",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.270",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.221",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.188",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.157",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.110",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.51",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.5",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
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                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                                    "versionEndExcluding": "5.10.270"
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                                    "versionEndExcluding": "7.3"
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            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/276f28672bb6d5d5feca78db4219c7b5adf1be26"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c620906fb1b2ad75d408ea9d06040d66952d4a31"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3839b6be2279fc4f558723f2c0fbfc9c42070958"
                },
                {
                    "url": "https://git.kernel.org/stable/c/680a89683197cdfe4e03e6fd7755454c647d39c1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f2375a308640e401c142c5426d52c3d10e016d25"
                },
                {
                    "url": "https://git.kernel.org/stable/c/96dafbae77f50bfe2228bcfedcd8652c5e5f08e8"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d61ba609c3226af3c84268ba606ea06ee63e511b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/20aa934ace6917262ff579a73ec018d06a7bad1c"
                }
            ],
            "title": "media: meson: vdec: fix NULL pointer deref in vdec_try_fmt_common",
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