{"id":"CVE-2026-89842","revision":"ca046541cecb4cf5bbbfbc6f01a1c470","records":[{"revision":"ca046541cecb4cf5bbbfbc6f01a1c470","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-89842","aliases":[],"title":"scsi: qla2xxx: Skip NVMe LS reject IOCB when FW not started","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: qla2xxx: Skip NVMe LS reject IOCB when FW not started\n\nqla_nvme_xmt_ls_rsp() bails out to the out: label when firmware is not\nstarted (!ha->flags.fw_started), but the out: path unconditionally calls\nqla_nvme_ls_reject_iocb(), which ends in qla2x00_start_iocbs() and an\nunconditional doorbell write to the request queue in-pointer register.\nThis rings the firmware doorbell and queues an IOCB that stopped or\nresetting firmware cannot consume, and touches MMIO during the reset/EEH\nwindow where fw_started is also clear.\n\nOnly emit the LS reject IOCB (and ring the doorbell) when fw_started is\nset; otherwise just clean up and return. The post-allocation failure\ncases (SRB alloc / qla2x00_start_sp() failure) run with firmware started\nand still send the reject. Apply the same guard to the reject emission\nin qla2xxx_process_purls_pkt().","state":0,"publishedAt":"2026-09-16T10:31:16.544+00:00","modifiedAt":"2026-10-19T08:53:35.29+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/scsi/qla2xxx/qla_nvme.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"875386b98857822b77ac7f95bdf367b70af5b78c\",\n                            \"lessThan\": \"2935b730211c5c1433aa6101fa3b55df2b63869a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"875386b98857822b77ac7f95bdf367b70af5b78c\",\n                            \"lessThan\": \"7c1fc75dd3fb6b6414508fbdf7aeed0d757c9120\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"875386b98857822b77ac7f95bdf367b70af5b78c\",\n                            \"lessThan\": \"ac4b019ac07844d3f67ea5e48b1d982b2170d1a7\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"875386b98857822b77ac7f95bdf367b70af5b78c\",\n                            \"lessThan\": \"e9bfb56e2c1bda49d3c5442d824569d71eec07e2\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"875386b98857822b77ac7f95bdf367b70af5b78c\",\n                            \"lessThan\": \"f7e46ebffc5781aab3f1f5a5d4350addbb5833f4\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/scsi/qla2xxx/qla_nvme.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.6\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.6\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.157\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.110\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.51\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.5\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/2935b730211c5c1433aa6101fa3b55df2b63869a","https://git.kernel.org/stable/c/7c1fc75dd3fb6b6414508fbdf7aeed0d757c9120","https://git.kernel.org/stable/c/ac4b019ac07844d3f67ea5e48b1d982b2170d1a7","https://git.kernel.org/stable/c/e9bfb56e2c1bda49d3c5442d824569d71eec07e2","https://git.kernel.org/stable/c/f7e46ebffc5781aab3f1f5a5d4350addbb5833f4"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-89842","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-89842","identifiers":["CVE-2026-89842"]},"retained":false,"historicalAffected":[]}],"coverage":[]}