{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-89858",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-09-11T19:38:34.771Z",
        "datePublished": "2026-09-16T10:31:30.876Z",
        "dateUpdated": "2026-10-19T08:53:50.969Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-19T08:53:50.969Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: qla2xxx: Bound image count in qla2x00_update_fru_versions()\n\nqla2x00_update_fru_versions() copies the user-supplied BSG request into\na fixed 256-byte stack buffer (bsg[DMA_POOL_SIZE]) and then iterates\nlist->count times over the qla_image_version array embedded in that\nbuffer, advancing the image pointer each iteration. count is taken\ndirectly from user input with no upper bound, while only (DMA_POOL_SIZE\n- sizeof(list->count)) / sizeof(struct qla_image_version) = 6 entries\nactually fit. A larger count walks the image pointer off the end of the\nstack buffer, reading adjacent kernel stack memory and sending it to the\ndevice via qla2x00_write_sfp().\n\nReject requests whose declared count does not fit in the buffer."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/scsi/qla2xxx/qla_bsg.c"
                    ],
                    "versions": [
                        {
                            "version": "697a4bc69159c3396035b0506ffa55c4b2d0b1f4",
                            "lessThan": "af733bbfcf667af1871a2735fba2835b0da71efb",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "697a4bc69159c3396035b0506ffa55c4b2d0b1f4",
                            "lessThan": "a9706d5e754e77515a92bb532bd0d73644979a1f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "697a4bc69159c3396035b0506ffa55c4b2d0b1f4",
                            "lessThan": "7e3154c97ec15460f715dbbe4097c255cce110b1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "697a4bc69159c3396035b0506ffa55c4b2d0b1f4",
                            "lessThan": "047f1f7ee6f85bde28abfdda9fa550191ddc0532",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "697a4bc69159c3396035b0506ffa55c4b2d0b1f4",
                            "lessThan": "f93e8039e6fd54a3c027c6184daf00b745b576a0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "697a4bc69159c3396035b0506ffa55c4b2d0b1f4",
                            "lessThan": "7b22b4cb8822805cef7ba618da6f76e1474d68bd",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "697a4bc69159c3396035b0506ffa55c4b2d0b1f4",
                            "lessThan": "f2d4f025b67fcbfb2bbbadd3b5a6a43c4b436514",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "697a4bc69159c3396035b0506ffa55c4b2d0b1f4",
                            "lessThan": "de62cf265dbe309f34f144a6cdbca9240317727e",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/scsi/qla2xxx/qla_bsg.c"
                    ],
                    "versions": [
                        {
                            "version": "3.2",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.2",
                            "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": "6.12.110",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.51",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.5",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.2",
                                    "versionEndExcluding": "5.10.270"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.2",
                                    "versionEndExcluding": "5.15.221"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.2",
                                    "versionEndExcluding": "6.1.188"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.2",
                                    "versionEndExcluding": "6.6.157"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.2",
                                    "versionEndExcluding": "6.12.110"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.2",
                                    "versionEndExcluding": "6.18.51"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.2",
                                    "versionEndExcluding": "7.2.5"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.2",
                                    "versionEndExcluding": "7.3"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/af733bbfcf667af1871a2735fba2835b0da71efb"
                },
                {
                    "url": "https://git.kernel.org/stable/c/a9706d5e754e77515a92bb532bd0d73644979a1f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/7e3154c97ec15460f715dbbe4097c255cce110b1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/047f1f7ee6f85bde28abfdda9fa550191ddc0532"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f93e8039e6fd54a3c027c6184daf00b745b576a0"
                },
                {
                    "url": "https://git.kernel.org/stable/c/7b22b4cb8822805cef7ba618da6f76e1474d68bd"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f2d4f025b67fcbfb2bbbadd3b5a6a43c4b436514"
                },
                {
                    "url": "https://git.kernel.org/stable/c/de62cf265dbe309f34f144a6cdbca9240317727e"
                }
            ],
            "title": "scsi: qla2xxx: Bound image count in qla2x00_update_fru_versions()",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}