{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-93242","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-17T16:02:15.095Z","datePublished":"2026-09-24T15:40:26.570Z","dateUpdated":"2026-09-24T15:40:26.570Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-09-24T15:40:26.570Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: qla2xxx: Fix response queue over-consumption in __qla_consume_iocb()\n\nqla24xx_process_response_queue() advances ring_ptr past the head IOCB\nbefore dispatching, so by the time __qla_consume_iocb() runs, ring_ptr\nalready points at the first continuation IOCB. The function however\nlooped purex->entry_count times starting at ring_ptr. As entry_count\nincludes the head, this consumed one entry too many: it stamped\nRESPONSE_PROCESSED on the next, unrelated IOCB and advanced the ring\npast it, silently dropping a legitimate firmware response. The head\nIOCB's signature was also never marked.\n\nMark the head processed and account for it, then consume only the\nentry_count - 1 continuation IOCBs, matching __qla_copy_purex_to_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_isr.c"],"versions":[{"version":"fac2807946c10b9a509b9c348afd442fa823c5f7","lessThan":"a136c311676fd1010b1bde3bcfd410caa2fa040f","status":"affected","versionType":"git"},{"version":"fac2807946c10b9a509b9c348afd442fa823c5f7","lessThan":"d841707fafba5f80341b82e8c3a4c24fc5aa5132","status":"affected","versionType":"git"},{"version":"fac2807946c10b9a509b9c348afd442fa823c5f7","lessThan":"6e3f129538c32d0019437197735912308c161843","status":"affected","versionType":"git"},{"version":"fac2807946c10b9a509b9c348afd442fa823c5f7","lessThan":"bd1534d4afab47f13dfc27fff6f59dd859a0ac3a","status":"affected","versionType":"git"},{"version":"fac2807946c10b9a509b9c348afd442fa823c5f7","lessThan":"31715d1e1cbf3a37ce3452635c5602f73fd7abd4","status":"affected","versionType":"git"},{"version":"fac2807946c10b9a509b9c348afd442fa823c5f7","lessThan":"df86c27cf1ba9d66f737a1fa56479c6e7efafe4e","status":"affected","versionType":"git"},{"version":"fac2807946c10b9a509b9c348afd442fa823c5f7","lessThan":"3ba019bdd89d931499d9476456b5d9c7ab7fa753","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":"5.15","status":"affected"},{"version":"0","lessThan":"5.15","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":"5.15","versionEndExcluding":"5.15.221"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"6.1.188"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"6.6.157"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"6.12.110"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"6.18.51"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"7.2.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"7.3-rc1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/a136c311676fd1010b1bde3bcfd410caa2fa040f"},{"url":"https://git.kernel.org/stable/c/d841707fafba5f80341b82e8c3a4c24fc5aa5132"},{"url":"https://git.kernel.org/stable/c/6e3f129538c32d0019437197735912308c161843"},{"url":"https://git.kernel.org/stable/c/bd1534d4afab47f13dfc27fff6f59dd859a0ac3a"},{"url":"https://git.kernel.org/stable/c/31715d1e1cbf3a37ce3452635c5602f73fd7abd4"},{"url":"https://git.kernel.org/stable/c/df86c27cf1ba9d66f737a1fa56479c6e7efafe4e"},{"url":"https://git.kernel.org/stable/c/3ba019bdd89d931499d9476456b5d9c7ab7fa753"}],"title":"scsi: qla2xxx: Fix response queue over-consumption in __qla_consume_iocb()","x_generator":{"engine":"bippy-1.2.0"}}}}