CVE-2026-89670Published

nfsd: hold rcu across localio cmpxchg retry

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-2026-89670

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/localio.c"
                    ],
                    "versions": [
                        {
                            "version": "e6f7e1487ab528a6c653bd0d42812ff2942846cd",
                            "lessThan": "763c0bad872368304db718f79af7e93048885c67",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e6f7e1487ab528a6c653bd0d42812ff2942846cd",
                            "lessThan": "559570f91a7d4d199a72105e4980bef791f4cbf1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e6f7e1487ab528a6c653bd0d42812ff2942846cd",
                            "lessThan": "58884694978a3d7d111edb433d7fd6a6c5af2f34",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "986a21ace186433e0397a59491646edad8c8d636",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6.15.3",
                            "lessThan": "6.16",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                }

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/localio.c"
                    ],
                    "versions": [
                        {
                            "version": "6.16",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.16",
                            "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