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net/sched: cls_route: fix fastmap use-after-free on filter

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

cve-program · CVE-2026-74583

Published

Linux

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/sched/cls_route.c"
                    ],
                    "versions": [
                        {
                            "version": "1109c00547fc66df45b9ff923544be4c1e1bec13",
                            "lessThan": "7897198b26445b4009a057bda1986b94a99e5d5f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1109c00547fc66df45b9ff923544be4c1e1bec13",
                            "lessThan": "820f083c294ad6d319c02a7d43294f2ed2565139",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1109c00547fc66df45b9ff923544be4c1e1bec13",
                            "lessThan": "5ec9001be6d0eb527251125632ec8fe88278897f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1109c00547fc66df45b9ff923544be4c1e1bec13",
                            "lessThan": "b969984b2bdc85d721ce4047cd270cd37ec705a2",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1109c00547fc66df45b9ff923544be4c1e1bec13",
                            "lessThan": "a17f636c9330eac879822ce29f998e5abd1b72c1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1109c00547fc66df45b9ff923544be4c1e1bec13",
                            "lessThan": "0e7a8cf8895b06d07c7311f028eba16ad742b9bc",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1109c00547fc66df45b9ff923544be4c1e1bec13",
                            "lessThan": "ae9aff87025219005a2d16b4fe83d6f24643e50d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1109c00547fc66df45b9ff923544be4c1e1bec13",
                            "lessThan": "47d7f7051253bdc02b1d245d87e38f16d31a74df",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                }

Linux

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/sched/cls_route.c"
                    ],
                    "versions": [
                        {
                            "version": "3.18",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.18",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.265",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.216",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.183",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.152",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.104",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.45",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.9",
                            "lessThanOrEqual": "7.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

ChangeIntel

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Sources read 9 Nov 07:39 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current