{"api_version":"1","generated_at":"2026-09-17T07:01:02+00:00","cve":"CVE-2026-89855","urls":{"html":"https://cve.report/CVE-2026-89855","api":"https://cve.report/api/cve/CVE-2026-89855.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-89855","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-89855"},"summary":{"title":"scsi: qla2xxx: Serialize flash version read in reset handler","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: qla2xxx: Serialize flash version read in reset handler\n\nThe \"update cache versions without reset\" sysfs reset operation (0x20261)\ncalls get_flash_version(), which reads hardware flash registers, without\nholding ha->optrom_mutex. The VPD update path serializes the same call\nunder optrom_mutex, so this reset path can interleave its flash register\naccesses with a concurrent VPD or optrom flash operation and corrupt the\nreads.\n\nHold ha->optrom_mutex across the get_flash_version() call to match the\nVPD update path.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-16 11:16:53","updated_at":"2026-09-16 11:16:53"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/31bf2714abbb0aa5a8a03d15038f8920e1c74b21","name":"https://git.kernel.org/stable/c/31bf2714abbb0aa5a8a03d15038f8920e1c74b21","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/ae979c549cba684e67b6c047140f3a8d2439b298","name":"https://git.kernel.org/stable/c/ae979c549cba684e67b6c047140f3a8d2439b298","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/33735490789e5417851752974c0b1d23125559cd","name":"https://git.kernel.org/stable/c/33735490789e5417851752974c0b1d23125559cd","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/75460967619eda720c9a03767729157ffd171d8c","name":"https://git.kernel.org/stable/c/75460967619eda720c9a03767729157ffd171d8c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f1fc052f2a5890ea6dba80d50254dd6258b13386","name":"https://git.kernel.org/stable/c/f1fc052f2a5890ea6dba80d50254dd6258b13386","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/8d116137119371349fb09685fe05413d8fc92efe","name":"https://git.kernel.org/stable/c/8d116137119371349fb09685fe05413d8fc92efe","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/9cef42a073a0bdeee7fb1b47221cda222d330d2a","name":"https://git.kernel.org/stable/c/9cef42a073a0bdeee7fb1b47221cda222d330d2a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f606ed93de0c4f1e7e3618779e9fad731455314a","name":"https://git.kernel.org/stable/c/f606ed93de0c4f1e7e3618779e9fad731455314a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-89855","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-89855","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 8c2cf7d4e387d003259488522523807f25576427 f1fc052f2a5890ea6dba80d50254dd6258b13386 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 8c2cf7d4e387d003259488522523807f25576427 31bf2714abbb0aa5a8a03d15038f8920e1c74b21 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 8c2cf7d4e387d003259488522523807f25576427 ae979c549cba684e67b6c047140f3a8d2439b298 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 8c2cf7d4e387d003259488522523807f25576427 9cef42a073a0bdeee7fb1b47221cda222d330d2a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 8c2cf7d4e387d003259488522523807f25576427 75460967619eda720c9a03767729157ffd171d8c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 8c2cf7d4e387d003259488522523807f25576427 8d116137119371349fb09685fe05413d8fc92efe git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 8c2cf7d4e387d003259488522523807f25576427 33735490789e5417851752974c0b1d23125559cd git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 8c2cf7d4e387d003259488522523807f25576427 f606ed93de0c4f1e7e3618779e9fad731455314a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 3.12","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 3.12 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.10.270 5.10.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.221 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.188 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.157 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.110 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.51 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.5 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3-rc1 * 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/qla2xxx/qla_attr.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"f1fc052f2a5890ea6dba80d50254dd6258b13386","status":"affected","version":"8c2cf7d4e387d003259488522523807f25576427","versionType":"git"},{"lessThan":"31bf2714abbb0aa5a8a03d15038f8920e1c74b21","status":"affected","version":"8c2cf7d4e387d003259488522523807f25576427","versionType":"git"},{"lessThan":"ae979c549cba684e67b6c047140f3a8d2439b298","status":"affected","version":"8c2cf7d4e387d003259488522523807f25576427","versionType":"git"},{"lessThan":"9cef42a073a0bdeee7fb1b47221cda222d330d2a","status":"affected","version":"8c2cf7d4e387d003259488522523807f25576427","versionType":"git"},{"lessThan":"75460967619eda720c9a03767729157ffd171d8c","status":"affected","version":"8c2cf7d4e387d003259488522523807f25576427","versionType":"git"},{"lessThan":"8d116137119371349fb09685fe05413d8fc92efe","status":"affected","version":"8c2cf7d4e387d003259488522523807f25576427","versionType":"git"},{"lessThan":"33735490789e5417851752974c0b1d23125559cd","status":"affected","version":"8c2cf7d4e387d003259488522523807f25576427","versionType":"git"},{"lessThan":"f606ed93de0c4f1e7e3618779e9fad731455314a","status":"affected","version":"8c2cf7d4e387d003259488522523807f25576427","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/scsi/qla2xxx/qla_attr.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.12"},{"lessThan":"3.12","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.270","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.221","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.188","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.157","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.110","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.51","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.5","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.270","versionStartIncluding":"3.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.221","versionStartIncluding":"3.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.188","versionStartIncluding":"3.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.157","versionStartIncluding":"3.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.110","versionStartIncluding":"3.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.51","versionStartIncluding":"3.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.5","versionStartIncluding":"3.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc1","versionStartIncluding":"3.12","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: qla2xxx: Serialize flash version read in reset handler\n\nThe \"update cache versions without reset\" sysfs reset operation (0x20261)\ncalls get_flash_version(), which reads hardware flash registers, without\nholding ha->optrom_mutex. The VPD update path serializes the same call\nunder optrom_mutex, so this reset path can interleave its flash register\naccesses with a concurrent VPD or optrom flash operation and corrupt the\nreads.\n\nHold ha->optrom_mutex across the get_flash_version() call to match the\nVPD update path."}],"providerMetadata":{"dateUpdated":"2026-09-16T10:31:28.836Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/f1fc052f2a5890ea6dba80d50254dd6258b13386"},{"url":"https://git.kernel.org/stable/c/31bf2714abbb0aa5a8a03d15038f8920e1c74b21"},{"url":"https://git.kernel.org/stable/c/ae979c549cba684e67b6c047140f3a8d2439b298"},{"url":"https://git.kernel.org/stable/c/9cef42a073a0bdeee7fb1b47221cda222d330d2a"},{"url":"https://git.kernel.org/stable/c/75460967619eda720c9a03767729157ffd171d8c"},{"url":"https://git.kernel.org/stable/c/8d116137119371349fb09685fe05413d8fc92efe"},{"url":"https://git.kernel.org/stable/c/33735490789e5417851752974c0b1d23125559cd"},{"url":"https://git.kernel.org/stable/c/f606ed93de0c4f1e7e3618779e9fad731455314a"}],"title":"scsi: qla2xxx: Serialize flash version read in reset handler","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-89855","datePublished":"2026-09-16T10:31:28.836Z","dateReserved":"2026-09-11T19:38:34.771Z","dateUpdated":"2026-09-16T10:31:28.836Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-16 11:16:53","lastModifiedDate":"2026-09-16 11:16:53","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"89855","Ordinal":"1","Title":"scsi: qla2xxx: Serialize flash version read in reset handler","CVE":"CVE-2026-89855","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"89855","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: qla2xxx: Serialize flash version read in reset handler\n\nThe \"update cache versions without reset\" sysfs reset operation (0x20261)\ncalls get_flash_version(), which reads hardware flash registers, without\nholding ha->optrom_mutex. The VPD update path serializes the same call\nunder optrom_mutex, so this reset path can interleave its flash register\naccesses with a concurrent VPD or optrom flash operation and corrupt the\nreads.\n\nHold ha->optrom_mutex across the get_flash_version() call to match the\nVPD update path.","Type":"Description","Title":"scsi: qla2xxx: Serialize flash version read in reset handler"}]}}}