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    "cveMetadata": {
        "cveId": "CVE-2026-23204",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-01-13T15:37:45.986Z",
        "datePublished": "2026-02-14T16:27:27.708Z",
        "dateUpdated": "2026-07-04T11:50:26.593Z"
    },
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                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/sched: cls_u32: use skb_header_pointer_careful()\n\nskb_header_pointer() does not fully validate negative @offset values.\n\nUse skb_header_pointer_careful() instead.\n\nGangMin Kim provided a report and a repro fooling u32_classify():\n\nBUG: KASAN: slab-out-of-bounds in u32_classify+0x1180/0x11b0\nnet/sched/cls_u32.c:221"
                }
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                        "baseScore": 7.1,
                        "baseSeverity": "HIGH"
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                    "vendor": "Linux",
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                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/sched/cls_u32.c"
                    ],
                    "versions": [
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                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.35",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.260",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.209",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.167",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.124",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.70",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.10",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
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                            "negate": false,
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            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/66e4b63d61c15de6ca5332d9ca6db59a404d7136"
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                {
                    "url": "https://git.kernel.org/stable/c/29681ed51e737be14d18ecd1c304c57002e4b72c"
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                },
                {
                    "url": "https://git.kernel.org/stable/c/cabd1a976375780dabab888784e356f574bbaed8"
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            ],
            "title": "net/sched: cls_u32: use skb_header_pointer_careful()",
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                                "timestamp": "2026-06-16T20:32:50.609345Z",
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