{"api_version":"1","generated_at":"2026-09-26T03:03:21+00:00","cve":"CVE-2026-98088","urls":{"html":"https://cve.report/CVE-2026-98088","api":"https://cve.report/api/cve/CVE-2026-98088.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-98088","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-98088"},"summary":{"title":"scsi: mpt3sas: Avoid out-of-bounds cpumask_of_node() call in _base_assign_reply_queues()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: mpt3sas: Avoid out-of-bounds cpumask_of_node() call in _base_assign_reply_queues()\n\ndev_to_node() can return NUMA_NO_NODE (-1) on systems without NUMA\ntopology information for the PCI device, such as single-socket boards\nthat don't expose device-to-node affinity. Passing -1 directly into\ncpumask_of_node() indexes node_to_cpumask_map[-1], an out-of-bounds\narray read caught by UBSAN:\n\n  UBSAN: array-index-out-of-bounds in arch/x86/include/asm/topology.h:72:28\n  index -1 is out of range for type 'cpumask *[1024]'\n\nFall back to cpu_online_mask when no NUMA node is available, rather than\nassuming dev_to_node() always returns a valid node index.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-25 11:17:38","updated_at":"2026-09-25 11:17:38"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/e0d26fe176a8db6ccad4ab38c5bab29391c1946b","name":"https://git.kernel.org/stable/c/e0d26fe176a8db6ccad4ab38c5bab29391c1946b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/45504e621b7e884abe59f201e093a3eac7fca7fe","name":"https://git.kernel.org/stable/c/45504e621b7e884abe59f201e093a3eac7fca7fe","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/7b23144c3ff6e46d7d4a464b02f8944265684e39","name":"https://git.kernel.org/stable/c/7b23144c3ff6e46d7d4a464b02f8944265684e39","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/0a5f7cdb0cb911584720591069065f09c59ec4fc","name":"https://git.kernel.org/stable/c/0a5f7cdb0cb911584720591069065f09c59ec4fc","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98088","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98088","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 728bbc6cbff70051813730fb7977f5d99d867e12 0a5f7cdb0cb911584720591069065f09c59ec4fc git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 728bbc6cbff70051813730fb7977f5d99d867e12 7b23144c3ff6e46d7d4a464b02f8944265684e39 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 728bbc6cbff70051813730fb7977f5d99d867e12 45504e621b7e884abe59f201e093a3eac7fca7fe git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 728bbc6cbff70051813730fb7977f5d99d867e12 e0d26fe176a8db6ccad4ab38c5bab29391c1946b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.3","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.3 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.111 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.53 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.7 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3-rc2 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/scsi/mpt3sas/mpt3sas_base.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"0a5f7cdb0cb911584720591069065f09c59ec4fc","status":"affected","version":"728bbc6cbff70051813730fb7977f5d99d867e12","versionType":"git"},{"lessThan":"7b23144c3ff6e46d7d4a464b02f8944265684e39","status":"affected","version":"728bbc6cbff70051813730fb7977f5d99d867e12","versionType":"git"},{"lessThan":"45504e621b7e884abe59f201e093a3eac7fca7fe","status":"affected","version":"728bbc6cbff70051813730fb7977f5d99d867e12","versionType":"git"},{"lessThan":"e0d26fe176a8db6ccad4ab38c5bab29391c1946b","status":"affected","version":"728bbc6cbff70051813730fb7977f5d99d867e12","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/scsi/mpt3sas/mpt3sas_base.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.3"},{"lessThan":"5.3","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.111","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.53","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.7","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3-rc2","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.111","versionStartIncluding":"5.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.53","versionStartIncluding":"5.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.7","versionStartIncluding":"5.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc2","versionStartIncluding":"5.3","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: mpt3sas: Avoid out-of-bounds cpumask_of_node() call in _base_assign_reply_queues()\n\ndev_to_node() can return NUMA_NO_NODE (-1) on systems without NUMA\ntopology information for the PCI device, such as single-socket boards\nthat don't expose device-to-node affinity. Passing -1 directly into\ncpumask_of_node() indexes node_to_cpumask_map[-1], an out-of-bounds\narray read caught by UBSAN:\n\n  UBSAN: array-index-out-of-bounds in arch/x86/include/asm/topology.h:72:28\n  index -1 is out of range for type 'cpumask *[1024]'\n\nFall back to cpu_online_mask when no NUMA node is available, rather than\nassuming dev_to_node() always returns a valid node index."}],"providerMetadata":{"dateUpdated":"2026-09-25T10:24:22.278Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/0a5f7cdb0cb911584720591069065f09c59ec4fc"},{"url":"https://git.kernel.org/stable/c/7b23144c3ff6e46d7d4a464b02f8944265684e39"},{"url":"https://git.kernel.org/stable/c/45504e621b7e884abe59f201e093a3eac7fca7fe"},{"url":"https://git.kernel.org/stable/c/e0d26fe176a8db6ccad4ab38c5bab29391c1946b"}],"title":"scsi: mpt3sas: Avoid out-of-bounds cpumask_of_node() call in _base_assign_reply_queues()","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-98088","datePublished":"2026-09-25T10:24:22.278Z","dateReserved":"2026-09-25T10:19:56.075Z","dateUpdated":"2026-09-25T10:24:22.278Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-25 11:17:38","lastModifiedDate":"2026-09-25 11:17:38","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"98088","Ordinal":"1","Title":"scsi: mpt3sas: Avoid out-of-bounds cpumask_of_node() call in _ba","CVE":"CVE-2026-98088","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"98088","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: mpt3sas: Avoid out-of-bounds cpumask_of_node() call in _base_assign_reply_queues()\n\ndev_to_node() can return NUMA_NO_NODE (-1) on systems without NUMA\ntopology information for the PCI device, such as single-socket boards\nthat don't expose device-to-node affinity. Passing -1 directly into\ncpumask_of_node() indexes node_to_cpumask_map[-1], an out-of-bounds\narray read caught by UBSAN:\n\n  UBSAN: array-index-out-of-bounds in arch/x86/include/asm/topology.h:72:28\n  index -1 is out of range for type 'cpumask *[1024]'\n\nFall back to cpu_online_mask when no NUMA node is available, rather than\nassuming dev_to_node() always returns a valid node index.","Type":"Description","Title":"scsi: mpt3sas: Avoid out-of-bounds cpumask_of_node() call in _ba"}]}}}