{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-89845","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-11T19:38:34.770Z","datePublished":"2026-09-16T10:31:19.374Z","dateUpdated":"2026-09-16T10:31:19.374Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-09-16T10:31:19.374Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: qla2xxx: Avoid req_q_map double-read in qla2x00_error_entry()\n\nqla2x00_error_entry() reads ha->req_q_map[que] twice: once for the NULL\ncheck and again when assigning it to req. The map slot is cleared by\nqla25xx_free_req_que() (ha->req_q_map[que_id] = NULL under mq_lock)\nduring queue teardown, while the response-queue interrupt that drives\nqla2x00_error_entry() is still registered (the IRQ is released later in\nqla25xx_free_rsp_que()). If the slot is set to NULL between the two\nreads, req becomes NULL and is dereferenced.\n\nRead the slot once into req and NULL-check the local before use. mq_lock\nis a mutex and cannot be taken from interrupt context, so the single\nread plus local check is the appropriate fix for the reported NULL\ndereference."}],"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_isr.c"],"versions":[{"version":"a6fe35c052c4fdd1e8e21251f14eea0bd4bbd25b","lessThan":"c845f2597787ef70159a32566669e308b2807a56","status":"affected","versionType":"git"},{"version":"a6fe35c052c4fdd1e8e21251f14eea0bd4bbd25b","lessThan":"fe04b31e386aee4cc3a18f07462af146037dc389","status":"affected","versionType":"git"},{"version":"a6fe35c052c4fdd1e8e21251f14eea0bd4bbd25b","lessThan":"1b995cf4157465357d66ba096e7cdaafab9972e7","status":"affected","versionType":"git"},{"version":"a6fe35c052c4fdd1e8e21251f14eea0bd4bbd25b","lessThan":"d79376fbd2a076de82c1cd8aa0b600b300c75a44","status":"affected","versionType":"git"},{"version":"a6fe35c052c4fdd1e8e21251f14eea0bd4bbd25b","lessThan":"1c90b74e484ba48f31944fe04963d99e01ac3767","status":"affected","versionType":"git"},{"version":"a6fe35c052c4fdd1e8e21251f14eea0bd4bbd25b","lessThan":"5dd9bec8004ba93cee8b689bf54ce294f59e5e3c","status":"affected","versionType":"git"},{"version":"a6fe35c052c4fdd1e8e21251f14eea0bd4bbd25b","lessThan":"35124cfa9898b2088ee72859e573e0876aff66fc","status":"affected","versionType":"git"},{"version":"a6fe35c052c4fdd1e8e21251f14eea0bd4bbd25b","lessThan":"deb8abde83a799d2501f3977f6d6051000253f5e","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_isr.c"],"versions":[{"version":"3.4","status":"affected"},{"version":"0","lessThan":"3.4","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-rc1","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":"3.4","versionEndExcluding":"5.10.270"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.4","versionEndExcluding":"5.15.221"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.4","versionEndExcluding":"6.1.188"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.4","versionEndExcluding":"6.6.157"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.4","versionEndExcluding":"6.12.110"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.4","versionEndExcluding":"6.18.51"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.4","versionEndExcluding":"7.2.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.4","versionEndExcluding":"7.3-rc1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/c845f2597787ef70159a32566669e308b2807a56"},{"url":"https://git.kernel.org/stable/c/fe04b31e386aee4cc3a18f07462af146037dc389"},{"url":"https://git.kernel.org/stable/c/1b995cf4157465357d66ba096e7cdaafab9972e7"},{"url":"https://git.kernel.org/stable/c/d79376fbd2a076de82c1cd8aa0b600b300c75a44"},{"url":"https://git.kernel.org/stable/c/1c90b74e484ba48f31944fe04963d99e01ac3767"},{"url":"https://git.kernel.org/stable/c/5dd9bec8004ba93cee8b689bf54ce294f59e5e3c"},{"url":"https://git.kernel.org/stable/c/35124cfa9898b2088ee72859e573e0876aff66fc"},{"url":"https://git.kernel.org/stable/c/deb8abde83a799d2501f3977f6d6051000253f5e"}],"title":"scsi: qla2xxx: Avoid req_q_map double-read in qla2x00_error_entry()","x_generator":{"engine":"bippy-1.2.0"}}}}