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futex: Fix race on the initial mm->futex.phash.ref allocation

cve-program · CVE-2026-80775

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": [
                        "kernel/futex/core.c"
                    ],
                    "versions": [
                        {
                            "version": "d9b05321e21e4b218de4ce8a590bf375f58b6346",
                            "lessThan": "86d12b34bafc9a4c271a9edefea88855a934d6e5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d9b05321e21e4b218de4ce8a590bf375f58b6346",
                            "lessThan": "ff252ed45c8263525f2f54d81c5fa6d547fba344",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d9b05321e21e4b218de4ce8a590bf375f58b6346",
                            "lessThan": "c4b4972d8edcdf50b6518f55119e129d2f668a10",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d9b05321e21e4b218de4ce8a590bf375f58b6346",
                            "lessThan": "bde0238083647381d4747355c5a19115a3422b96",
                            "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": [
                        "kernel/futex/core.c"
                    ],
                    "versions": [
                        {
                            "version": "6.17",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.17",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.47",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.11",
                            "lessThanOrEqual": "7.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.1",
                            "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

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Sources read 9 Nov 05:32 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current