CVE-2026-89683Published

nfsd: fix dentry ref leak on V4ROOT export filehandle lookup

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-2026-89683

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/nfsfh.c"
                    ],
                    "versions": [
                        {
                            "version": "ef7f6c4904d03ccd7478e1ac20ed75f79c4ac444",
                            "lessThan": "d493cf57f4c4dae5396cd6ad41e5c209d0615a81",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ef7f6c4904d03ccd7478e1ac20ed75f79c4ac444",
                            "lessThan": "c1ae0f973bcba5730871e35976a0ab6878fdac34",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ef7f6c4904d03ccd7478e1ac20ed75f79c4ac444",
                            "lessThan": "11db8df188b34bdb8c6a3a0bf438e5fc8cd75aca",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ef7f6c4904d03ccd7478e1ac20ed75f79c4ac444",
                            "lessThan": "6247023fbbec1325029f2d5f2a7cdc0f9f9ea15a",
                            "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/nfsfh.c"
                    ],
                    "versions": [
                        {
                            "version": "6.12",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.12",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.109",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.50",
                            "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