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io_uring: prevent opcode speculation

cve-program · CVE-2025-21863

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": [
                        "io_uring/io_uring.c"
                    ],
                    "versions": [
                        {
                            "version": "d3656344fea0339fb0365c8df4d2beba4e0089cd",
                            "lessThan": "87e9eef43c758da267f6332678058a79764c7eba",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d3656344fea0339fb0365c8df4d2beba4e0089cd",
                            "lessThan": "18eae8420081ef8e043ad455937bfb470ef08607",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d3656344fea0339fb0365c8df4d2beba4e0089cd",
                            "lessThan": "d261ead565a080e3411b0dd04e6d58a52471cac8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d3656344fea0339fb0365c8df4d2beba4e0089cd",
                            "lessThan": "b9826e3b26ec031e9063f64a7c735449c43955e4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d3656344fea0339fb0365c8df4d2beba4e0089cd",
                            "lessThan": "506b9b5e8c2d2a411ea8fe361333f5081c56d23a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d3656344fea0339fb0365c8df4d2beba4e0089cd",
                            "lessThan": "fdbfd52bd8b85ed6783365ff54c82ab7067bd61b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d3656344fea0339fb0365c8df4d2beba4e0089cd",
                            "lessThan": "1e988c3fe1264708f4f92109203ac5b1d65de50b",
                            "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": [
                        "io_uring/io_uring.c"
                    ],
                    "versions": [
                        {
                            "version": "5.6",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.6",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.259",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.209",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.175",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.80",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.17",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.13.5",
                            "lessThanOrEqual": "6.13.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.14",
                            "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 9 Nov 19:13 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current