CVE-2026-64383Published

smb: client: fix double-free in SMB2_flush() replay

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-2026-64383

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/smb/client/smb2pdu.c"
                    ],
                    "versions": [
                        {
                            "version": "433042a91f9373241307725b52de573933ffedbf",
                            "lessThan": "6e27f40b682a5e42a2daae3ce6d96f0e0e16dedb",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4f1fffa2376922f3d1d506e49c0fd445b023a28e",
                            "lessThan": "878757163eea684750107a31ea134c103863515d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4f1fffa2376922f3d1d506e49c0fd445b023a28e",
                            "lessThan": "3407240cde132a4b72d6429a2625a09a2f78adaf",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4f1fffa2376922f3d1d506e49c0fd445b023a28e",
                            "lessThan": "013a9a3da46c5dabcf18f65ea6a47874ba12a15d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4f1fffa2376922f3d1d506e49c0fd445b023a28e",
                            "lessThan": "4be31c943a3a27a5a0251dbb8f5cb89059ec3d5a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6.6.32",
                            "lessThan": "6.6.145",
                            "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/smb/client/smb2pdu.c"
                    ],
                    "versions": [
                        {
                            "version": "6.8",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.8",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.145",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.96",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.39",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.4",
                            "lessThanOrEqual": "7.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

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