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tcp: exclude old ACKs from tcp fast path

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-2026-98255

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/tcp_input.c"
                    ],
                    "versions": [
                        {
                            "version": "31770e34e43d6c8dee129bfee77e56c34e61f0e5",
                            "lessThan": "07cacab90290f795bad2e566790f4ba8e84cdf5f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "31770e34e43d6c8dee129bfee77e56c34e61f0e5",
                            "lessThan": "6eb9b697f50b73b9684e466c1e97f4ca8e947a59",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "31770e34e43d6c8dee129bfee77e56c34e61f0e5",
                            "lessThan": "b86e1e5a4bbcbbccde8b7a3d3486604b581f6628",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "31770e34e43d6c8dee129bfee77e56c34e61f0e5",
                            "lessThan": "1c8448db5cf35a13d82b0c9004ffdb49358883e7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "31770e34e43d6c8dee129bfee77e56c34e61f0e5",
                            "lessThan": "8309dc2cc360056aa9cd2acfbfc25930798c3b66",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "31770e34e43d6c8dee129bfee77e56c34e61f0e5",
                            "lessThan": "ff037920c688ae6ca1153fec01e90e6782712455",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "31770e34e43d6c8dee129bfee77e56c34e61f0e5",
                            "lessThan": "8205ac5ddb42a1843fa8d6a8c295b5c7f4f8c6ed",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "31770e34e43d6c8dee129bfee77e56c34e61f0e5",
                            "lessThan": "f81e6c3fb06327bc49cdd6e559845293ba06a704",
                            "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/tcp_input.c"
                    ],
                    "versions": [
                        {
                            "version": "4.14",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.14",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.271",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.222",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.189",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.158",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.112",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.54",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.8",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "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 00:13 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current