CVE-2021-47107Published

NFSD: Fix READDIR buffer overflow

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-2021-47107

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/nfs3proc.c",
                        "fs/nfsd/nfsproc.c"
                    ],
                    "versions": [
                        {
                            "version": "37aa5e64022243e721b8334122997881177a4cfc",
                            "lessThan": "9e291a6a28d32545ed2fd959a8165144d1724df1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7f87fc2d34d475225e78b7f5c4eabb121f4282b2",
                            "lessThan": "eabc0aab98e5218ceecd82069b0d6fdfff5ee885",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7f87fc2d34d475225e78b7f5c4eabb121f4282b2",
                            "lessThan": "53b1119a6e5028b125f431a0116ba73510d82a72",
                            "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/nfs3proc.c",
                        "fs/nfsd/nfsproc.c"
                    ],
                    "versions": [
                        {
                            "version": "5.13",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.13",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.12",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.16",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

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