CVE-2026-93210Published

smb: client: harden DFS cache against invalid target hints

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-2026-93210

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/dfs_cache.c"
                    ],
                    "versions": [
                        {
                            "version": "54be1f6c1c37498bba557049df646cc239fa37e3",
                            "lessThan": "a48328afbc3f63e3b9de8827e2e16c15b17976f7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "54be1f6c1c37498bba557049df646cc239fa37e3",
                            "lessThan": "6cb7f9fed8f40f28fbd464ca99c946951afc0952",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "54be1f6c1c37498bba557049df646cc239fa37e3",
                            "lessThan": "66dbcdbb0cadffd12eb8f2b115fd57d384c5109d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "54be1f6c1c37498bba557049df646cc239fa37e3",
                            "lessThan": "846f0709559b9e27024e126a80bc7afb76516912",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "54be1f6c1c37498bba557049df646cc239fa37e3",
                            "lessThan": "7e32da6047d9afdae8dd17b87b4c8d97363c4ee2",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "54be1f6c1c37498bba557049df646cc239fa37e3",
                            "lessThan": "bf86c08123c6ab8c61cc0be1dad7540db93738ff",
                            "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/smb/client/dfs_cache.c"
                    ],
                    "versions": [
                        {
                            "version": "5.0",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.0",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.188",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.157",
                            "lessThanOrEqual": "6.6.*",
                            "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