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posix-cpu-timers: Prevent UAF caused by non-leader exec() race

cve-program · CVE-2026-64560

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/exit.c",
                        "kernel/signal.c",
                        "kernel/time/posix-cpu-timers.c"
                    ],
                    "versions": [
                        {
                            "version": "55e8c8eb2c7b6bf30e99423ccfe7ca032f498f59",
                            "lessThan": "67aa823e3e8c229c6d374df79c804f6721cb83b6",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "55e8c8eb2c7b6bf30e99423ccfe7ca032f498f59",
                            "lessThan": "d8bcb28abad857f1415da7656f19b2ada90af04f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "55e8c8eb2c7b6bf30e99423ccfe7ca032f498f59",
                            "lessThan": "cc35ddbc497311e0b6b9a6a6a4f4d1217d6ab1aa",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "55e8c8eb2c7b6bf30e99423ccfe7ca032f498f59",
                            "lessThan": "12a891c773aeb5823d63dbd0cb2ab931d6c21c9b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "55e8c8eb2c7b6bf30e99423ccfe7ca032f498f59",
                            "lessThan": "e74443f5db0037c556ef436fa64b88bf4ea08f83",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "55e8c8eb2c7b6bf30e99423ccfe7ca032f498f59",
                            "lessThan": "6a7ecc25abe6f0fecc6e62a05096987200edbd02",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "55e8c8eb2c7b6bf30e99423ccfe7ca032f498f59",
                            "lessThan": "ad1cafa1bdaa71da85d71cac053838bbe97852b6",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "55e8c8eb2c7b6bf30e99423ccfe7ca032f498f59",
                            "lessThan": "920f893f735e92ba3a1cd9256899a186b161928d",
                            "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/exit.c",
                        "kernel/signal.c",
                        "kernel/time/posix-cpu-timers.c"
                    ],
                    "versions": [
                        {
                            "version": "5.7",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.7",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.262",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.213",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.180",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.147",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.100",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.41",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.5",
                            "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 15:15 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current