CVE-2026-43402Published

kthread: consolidate kthread exit paths to prevent use-after-free

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-2026-43402

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/kthread.h",
                        "kernel/exit.c",
                        "kernel/kthread.c"
                    ],
                    "versions": [
                        {
                            "version": "4d13f4304fa43471bfea101658a11feec7b28ac0",
                            "lessThan": "4729c7b00a347fd37d0cbc265b85f2884c3e06b6",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4d13f4304fa43471bfea101658a11feec7b28ac0",
                            "lessThan": "5a591d7a5e48d30100943940a30a6ab41b15c672",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4d13f4304fa43471bfea101658a11feec7b28ac0",
                            "lessThan": "28aaa9c39945b7925a1cc1d513c8f21ed38f5e4f",
                            "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/kthread.h",
                        "kernel/exit.c",
                        "kernel/kthread.c"
                    ],
                    "versions": [
                        {
                            "version": "6.14",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.14",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.19",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19.9",
                            "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