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smb: client: fix double-free in SMB2_close() replay

cve-program · CVE-2026-64597

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": "037511726228aaf165c7067ff2bfc88eaecdf1f3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4f1fffa2376922f3d1d506e49c0fd445b023a28e",
                            "lessThan": "0aa97edf7c347c0f54e7e60c4740574b8120c66a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4f1fffa2376922f3d1d506e49c0fd445b023a28e",
                            "lessThan": "d15d83125007f673aec4323e1bbbaaffbe87ea13",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4f1fffa2376922f3d1d506e49c0fd445b023a28e",
                            "lessThan": "b18ed621dbfceecea5539848cddcb9272c9a61e1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4f1fffa2376922f3d1d506e49c0fd445b023a28e",
                            "lessThan": "f96e1cdcb63ed3321142ff2fcdf784e32cda8fee",
                            "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

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Sources read 8 Nov 16:17 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current