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net: ipv4: bound TCP reordering sysctl writes and MTU probe sizes

cve-program · CVE-2026-64422

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/ipv4/sysctl_net_ipv4.c",
                        "net/ipv4/tcp_output.c"
                    ],
                    "versions": [
                        {
                            "version": "91cc17c0e5e5ada156a8d5787a2509d263ea6bbf",
                            "lessThan": "f0d88a4cd03affff6c08adf6c63964e235aede43",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "91cc17c0e5e5ada156a8d5787a2509d263ea6bbf",
                            "lessThan": "27ddf4486c7dbf5bdd393fa8bef6b67179796d98",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "91cc17c0e5e5ada156a8d5787a2509d263ea6bbf",
                            "lessThan": "782708ca1ea1f68b8cbb5ea3a7f5f18d0000efae",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "91cc17c0e5e5ada156a8d5787a2509d263ea6bbf",
                            "lessThan": "e81f805824a8109504fce090641b17d135b48cd1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "91cc17c0e5e5ada156a8d5787a2509d263ea6bbf",
                            "lessThan": "99206ce2244f8a3ed64298d0667c9055845a5dc7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "91cc17c0e5e5ada156a8d5787a2509d263ea6bbf",
                            "lessThan": "bbae351c0f32f7c200249e4aa6561b2b419dcf69",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "91cc17c0e5e5ada156a8d5787a2509d263ea6bbf",
                            "lessThan": "a094ac95d3b69adfa1676eb9c8eae6835d4f1671",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "91cc17c0e5e5ada156a8d5787a2509d263ea6bbf",
                            "lessThan": "efb8763d7bbb40cff4cc55a6b62c3095a038149c",
                            "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/ipv4/sysctl_net_ipv4.c",
                        "net/ipv4/tcp_output.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.24",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.24",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.261",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.212",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.178",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.145",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.96",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.39",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.4",
                            "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

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Sources read 8 Nov 16:17 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current