CVE-2026-89675Published

nfsd: fix UAF in async copy cancel and shutdown

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-2026-89675

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": [
                        "fs/nfsd/nfs4proc.c"
                    ],
                    "versions": [
                        {
                            "version": "e0639dc5805a9d4faaa2c07ad98fa853b9529dd3",
                            "lessThan": "9031493ef7369d5c59c4bacc96f0c85965f09a98",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e0639dc5805a9d4faaa2c07ad98fa853b9529dd3",
                            "lessThan": "a385cf5e016b748babf94cc664e43a26e17db117",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e0639dc5805a9d4faaa2c07ad98fa853b9529dd3",
                            "lessThan": "62c0f6eaf050bb9284c1f9cac6ed1770092e6b95",
                            "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": [
                        "fs/nfsd/nfs4proc.c"
                    ],
                    "versions": [
                        {
                            "version": "4.20",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.20",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.51",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.4",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

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