CVE-2026-63886Published

scsi: target: iscsi: Validate CHAP_R length before base64 decode

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-2026-63886

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/target/iscsi/iscsi_target_auth.c"
                    ],
                    "versions": [
                        {
                            "version": "1e5733883421495908f3b90d9d807663038b4136",
                            "lessThan": "82454e6f21e56ea9a0a9de7d0ff7e1dfb83e34d6",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1e5733883421495908f3b90d9d807663038b4136",
                            "lessThan": "edd06675a02376ea8347dba7c29ad982ba5b36ee",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1e5733883421495908f3b90d9d807663038b4136",
                            "lessThan": "bf154c657828ed05399bca5d98cf1611bb048b12",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1e5733883421495908f3b90d9d807663038b4136",
                            "lessThan": "4a3a19c98a8207ad08bec554703d90f2c34a8cc6",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1e5733883421495908f3b90d9d807663038b4136",
                            "lessThan": "c04e85799356120209b351a148ac2db888d5ffd9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1e5733883421495908f3b90d9d807663038b4136",
                            "lessThan": "85db7391310b1304d2dc8ae3b0b12105a9567147",
                            "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/target/iscsi/iscsi_target_auth.c"
                    ],
                    "versions": [
                        {
                            "version": "6.0",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.0",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.176",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.143",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.93",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.35",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0.12",
                            "lessThanOrEqual": "7.0.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

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