CVE-2025-39977Published

futex: Prevent use-after-free during requeue-PI

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

Recorded JSON

cve-program · CVE-2025-39977

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/requeue.c"
                    ],
                    "versions": [
                        {
                            "version": "07d91ef510fb16a2e0ca7453222105835b7ba3b8",
                            "lessThan": "cb5d19a61274b51b49601214a87af573b43d60fa",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "07d91ef510fb16a2e0ca7453222105835b7ba3b8",
                            "lessThan": "348736955ed6ca6e99ca24b93b1d3fbfe352c181",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "07d91ef510fb16a2e0ca7453222105835b7ba3b8",
                            "lessThan": "a170b9c0dde83312b8b58ccc91509c7c15711641",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "07d91ef510fb16a2e0ca7453222105835b7ba3b8",
                            "lessThan": "d824b2dbdcfe3c390278dd9652ea526168ef6850",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "07d91ef510fb16a2e0ca7453222105835b7ba3b8",
                            "lessThan": "b549113738e8c751b613118032a724b772aa83f2",
                            "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/requeue.c"
                    ],
                    "versions": [
                        {
                            "version": "5.15",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.15",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.155",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.109",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.50",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.16.10",
                            "lessThanOrEqual": "6.16.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.17",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON