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s390/dasd: Guard sysfs discipline callbacks against unallocated private data

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-2026-89457

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": [
                        "drivers/s390/block/dasd_eckd.c"
                    ],
                    "versions": [
                        {
                            "version": "c729696bcf8b23450043dd9c9972c15e53419ae4",
                            "lessThan": "644b666c202cce12ccfcf9ded67089b18f4f7659",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c729696bcf8b23450043dd9c9972c15e53419ae4",
                            "lessThan": "4a042d8e5f34282577ece50515cea8bb1246914d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c729696bcf8b23450043dd9c9972c15e53419ae4",
                            "lessThan": "bd8b4572528f9604a13bf3c7c2a167f5cf222f72",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c729696bcf8b23450043dd9c9972c15e53419ae4",
                            "lessThan": "57db27ccc162afe0726cffec0ae62e410ed2d0e9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c729696bcf8b23450043dd9c9972c15e53419ae4",
                            "lessThan": "536407b272402af679155910d7fdeeb4834eefb9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c729696bcf8b23450043dd9c9972c15e53419ae4",
                            "lessThan": "6452c13646af7c13d7f6668b6690cfb2427e7f7b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c729696bcf8b23450043dd9c9972c15e53419ae4",
                            "lessThan": "449f3bada7a9fad8b8cdf4bb20baf27ee9ca56c5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c729696bcf8b23450043dd9c9972c15e53419ae4",
                            "lessThan": "2a1780f9fc2493bd34c418a0be6fc58943afcecf",
                            "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": [
                        "drivers/s390/block/dasd_eckd.c"
                    ],
                    "versions": [
                        {
                            "version": "5.3",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.3",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.270",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.221",
                            "lessThanOrEqual": "5.15.*",
                            "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

ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 9 Nov 05:32 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current