CVE-2026-23415Published

futex: Fix UaF between futex_key_to_node_opt() and vma_replace_policy()

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-2026-23415

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": [
                        "include/linux/mempolicy.h",
                        "kernel/futex/core.c",
                        "mm/mempolicy.c"
                    ],
                    "versions": [
                        {
                            "version": "c042c505210dc3453f378df432c10fff3d471bc5",
                            "lessThan": "853f70c67d1b37e368fdcb3e328c4b8c04f53ac0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c042c505210dc3453f378df432c10fff3d471bc5",
                            "lessThan": "7e196194ea27bd49adf3551e2aceb83498eb73fe",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c042c505210dc3453f378df432c10fff3d471bc5",
                            "lessThan": "190a8c48ff623c3d67cb295b4536a660db2012aa",
                            "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": [
                        "include/linux/mempolicy.h",
                        "kernel/futex/core.c",
                        "mm/mempolicy.c"
                    ],
                    "versions": [
                        {
                            "version": "6.16",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.16",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.21",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19.11",
                            "lessThanOrEqual": "6.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

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