CVE-2026-89690Published

nfsd: defer vfree of compound ops to fix rpc_status UAF

cve-program · CVE-2026-89690

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/nfs4xdr.c"
                    ],
                    "versions": [
                        {
                            "version": "bd9d6a3efa9709e653aafbeb859289feccb8e70c",
                            "lessThan": "48f72aff24f7a7329209dc6cbc27c869f3e3595c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bd9d6a3efa9709e653aafbeb859289feccb8e70c",
                            "lessThan": "6703199f4d7e7f37d6a726a849eb358e8fae72fb",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bd9d6a3efa9709e653aafbeb859289feccb8e70c",
                            "lessThan": "19413ccc45070a7270b9e25c2a258daf7f91de42",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bd9d6a3efa9709e653aafbeb859289feccb8e70c",
                            "lessThan": "fca26a3fc19ed02278aa2a150af82d43db0302cb",
                            "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/nfs4xdr.c"
                    ],
                    "versions": [
                        {
                            "version": "6.7",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.7",
                            "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