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perf/core: Fix group leader use-after-free after sibling detach

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-2026-74637

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/events/core.c"
                    ],
                    "versions": [
                        {
                            "version": "8a49542c0554af7d0073aac0ee73ee65b807ef34",
                            "lessThan": "8f867c0e8da4c2303d91adf45acb6b1820966c27",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8a49542c0554af7d0073aac0ee73ee65b807ef34",
                            "lessThan": "8e92e03984364d93e0d5b0acd81c95eca773f034",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8a49542c0554af7d0073aac0ee73ee65b807ef34",
                            "lessThan": "f8a07021679aadfb6d63b209207ccc41f26982d1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8a49542c0554af7d0073aac0ee73ee65b807ef34",
                            "lessThan": "80c6054a4c40a0ffad82acef9f9a0dee108d152a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8a49542c0554af7d0073aac0ee73ee65b807ef34",
                            "lessThan": "b42948f9e0d1ea4dbd5742ce1dfc7688de5d4a35",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8a49542c0554af7d0073aac0ee73ee65b807ef34",
                            "lessThan": "a979a642402d0b1f856c7a729b4cb2d92de4cf2f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8a49542c0554af7d0073aac0ee73ee65b807ef34",
                            "lessThan": "1e7abfeb23c12bf46f6457e4a3e1a1a300d50619",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8a49542c0554af7d0073aac0ee73ee65b807ef34",
                            "lessThan": "42c5ca1f0a288a52878bd72a5595b08261057438",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e732ebc42aea321ee84514330eb3a675307fcc83",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "2.6.34.14",
                            "lessThan": "2.6.35",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                }

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/events/core.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.35",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.35",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.267",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.218",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.185",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.154",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.105",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.45",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.9",
                            "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

ChangeIntel

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Sources read 9 Nov 07:39 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current