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cifs: fix potential oops in cifs_oplock_break

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

cve-program · CVE-2023-54258

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/file.c"
                    ],
                    "versions": [
                        {
                            "version": "63fb45ddc491895c4b36664e0c2c3b548545ae93",
                            "lessThan": "b99f490ea87ebcca3a429fd8837067feb56a4c7c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1bf709b9625001eefdd41048c5f4c7544ee33394",
                            "lessThan": "5ee28bcfbaacf289eb25c662a2862542ea6ce6a7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3b4c15171c3ce9120c81f5564b9367d8d0f4219c",
                            "lessThan": "6b67a6d2e50634fe127e656147c81915955e9f5e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "da787d5b74983f7525d1eb4b9c0b4aff2821511a",
                            "lessThan": "e8f5f849ffce24490eb9449e98312b66c0dba76f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "cff7fb969edaeff2bc80c8a8f7cf7b0c8df32da7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6.3.13",
                            "lessThan": "6.4",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                }

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/file.c"
                    ],
                    "versions": [
                        {
                            "version": "5.15.121",
                            "lessThan": "5.15.128",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.39",
                            "lessThan": "6.1.47",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.4.4",
                            "lessThan": "6.4.12",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                }

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

ChangeIntel

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Sources read 9 Nov 12:54 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current