{"api_version":"1","generated_at":"2026-09-16T16:40:20+00:00","cve":"CVE-2026-89853","urls":{"html":"https://cve.report/CVE-2026-89853","api":"https://cve.report/api/cve/CVE-2026-89853.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-89853","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-89853"},"summary":{"title":"scsi: qla2xxx: Fix FCE trace use-after-free during firmware dump","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: qla2xxx: Fix FCE trace use-after-free during firmware dump\n\nqla2x00_free_fce_trace() freed and cleared ha->fce while holding only\nfce_mutex. The firmware-dump consumers qla27xx_fwdt_entry_t264() and\nqla25xx_copy_fce() read ha->fce (NULL check followed by a copy of the\nbuffer) under hardware_lock and never take fce_mutex. A debugfs FCE\ndisable could therefore free the DMA buffer between a dump's NULL check\nand its copy, resulting in a use-after-free.\n\nUnpublish ha->fce under hardware_lock, then release the lock and free\nthe DMA buffer (dma_free_coherent() may sleep). A concurrent dump either\ncompletes its check and copy with the buffer still valid, or observes\nha->fce == NULL and skips it.","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/ef9b89f6c92274c3670403fd06130ca25f685050","name":"https://git.kernel.org/stable/c/ef9b89f6c92274c3670403fd06130ca25f685050","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6003e79148eca73d7cafb076f5be47e234d543d0","name":"https://git.kernel.org/stable/c/6003e79148eca73d7cafb076f5be47e234d543d0","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/7bd308cd893e8cce023d03a40a2f0adccaff0175","name":"https://git.kernel.org/stable/c/7bd308cd893e8cce023d03a40a2f0adccaff0175","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/53298efcbbb0f0438366d45cb7ed7e6d93dd5531","name":"https://git.kernel.org/stable/c/53298efcbbb0f0438366d45cb7ed7e6d93dd5531","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/8e7a26931b6111583cfeaf49c068f26524dc3af2","name":"https://git.kernel.org/stable/c/8e7a26931b6111583cfeaf49c068f26524dc3af2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/edc464a4fc96e2720d166e7cc7e7a6827b086760","name":"https://git.kernel.org/stable/c/edc464a4fc96e2720d166e7cc7e7a6827b086760","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/423487f03e325b8665d20a2a3171fe012b1a4fa9","name":"https://git.kernel.org/stable/c/423487f03e325b8665d20a2a3171fe012b1a4fa9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/41ef7edde27ac87d55ffc703da44e78aa8c2e896","name":"https://git.kernel.org/stable/c/41ef7edde27ac87d55ffc703da44e78aa8c2e896","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-89853","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-89853","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 3a5a789494875376d1f8063ec5ecc6beafda2ce1 423487f03e325b8665d20a2a3171fe012b1a4fa9 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 73d3d3c66f108bc47922490f8500842530139975 7bd308cd893e8cce023d03a40a2f0adccaff0175 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 57c029cab0d908942e3ed9ff9fd0361144d01944 edc464a4fc96e2720d166e7cc7e7a6827b086760 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 217230bc8796a922d5b15a9a94ec4414b2d2b3e3 6003e79148eca73d7cafb076f5be47e234d543d0 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2cf3c3fe9a11aa168e80c966494c58548b9aed5d ef9b89f6c92274c3670403fd06130ca25f685050 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 841df27d619ee1f5ca6473e15227b39d6136562d 8e7a26931b6111583cfeaf49c068f26524dc3af2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 841df27d619ee1f5ca6473e15227b39d6136562d 41ef7edde27ac87d55ffc703da44e78aa8c2e896 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 841df27d619ee1f5ca6473e15227b39d6136562d 53298efcbbb0f0438366d45cb7ed7e6d93dd5531 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a89872a61b914378591f16e428dd221c5e2059b2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.10.235 5.10.270 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.15.179 5.15.221 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.1.129 6.1.188 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.6.78 6.6.157 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.12.14 6.12.110 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.13.3 6.14 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.14","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.14 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_init.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"423487f03e325b8665d20a2a3171fe012b1a4fa9","status":"affected","version":"3a5a789494875376d1f8063ec5ecc6beafda2ce1","versionType":"git"},{"lessThan":"7bd308cd893e8cce023d03a40a2f0adccaff0175","status":"affected","version":"73d3d3c66f108bc47922490f8500842530139975","versionType":"git"},{"lessThan":"edc464a4fc96e2720d166e7cc7e7a6827b086760","status":"affected","version":"57c029cab0d908942e3ed9ff9fd0361144d01944","versionType":"git"},{"lessThan":"6003e79148eca73d7cafb076f5be47e234d543d0","status":"affected","version":"217230bc8796a922d5b15a9a94ec4414b2d2b3e3","versionType":"git"},{"lessThan":"ef9b89f6c92274c3670403fd06130ca25f685050","status":"affected","version":"2cf3c3fe9a11aa168e80c966494c58548b9aed5d","versionType":"git"},{"lessThan":"8e7a26931b6111583cfeaf49c068f26524dc3af2","status":"affected","version":"841df27d619ee1f5ca6473e15227b39d6136562d","versionType":"git"},{"lessThan":"41ef7edde27ac87d55ffc703da44e78aa8c2e896","status":"affected","version":"841df27d619ee1f5ca6473e15227b39d6136562d","versionType":"git"},{"lessThan":"53298efcbbb0f0438366d45cb7ed7e6d93dd5531","status":"affected","version":"841df27d619ee1f5ca6473e15227b39d6136562d","versionType":"git"},{"status":"affected","version":"a89872a61b914378591f16e428dd221c5e2059b2","versionType":"git"},{"lessThan":"5.10.270","status":"affected","version":"5.10.235","versionType":"semver"},{"lessThan":"5.15.221","status":"affected","version":"5.15.179","versionType":"semver"},{"lessThan":"6.1.188","status":"affected","version":"6.1.129","versionType":"semver"},{"lessThan":"6.6.157","status":"affected","version":"6.6.78","versionType":"semver"},{"lessThan":"6.12.110","status":"affected","version":"6.12.14","versionType":"semver"},{"lessThan":"6.14","status":"affected","version":"6.13.3","versionType":"semver"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/scsi/qla2xxx/qla_init.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.14"},{"lessThan":"6.14","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":"5.10.235","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.221","versionStartIncluding":"5.15.179","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.188","versionStartIncluding":"6.1.129","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.157","versionStartIncluding":"6.6.78","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.110","versionStartIncluding":"6.12.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.51","versionStartIncluding":"6.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.5","versionStartIncluding":"6.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc1","versionStartIncluding":"6.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13.3","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: qla2xxx: Fix FCE trace use-after-free during firmware dump\n\nqla2x00_free_fce_trace() freed and cleared ha->fce while holding only\nfce_mutex. The firmware-dump consumers qla27xx_fwdt_entry_t264() and\nqla25xx_copy_fce() read ha->fce (NULL check followed by a copy of the\nbuffer) under hardware_lock and never take fce_mutex. A debugfs FCE\ndisable could therefore free the DMA buffer between a dump's NULL check\nand its copy, resulting in a use-after-free.\n\nUnpublish ha->fce under hardware_lock, then release the lock and free\nthe DMA buffer (dma_free_coherent() may sleep). A concurrent dump either\ncompletes its check and copy with the buffer still valid, or observes\nha->fce == NULL and skips it."}],"providerMetadata":{"dateUpdated":"2026-09-16T10:31:27.008Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/423487f03e325b8665d20a2a3171fe012b1a4fa9"},{"url":"https://git.kernel.org/stable/c/7bd308cd893e8cce023d03a40a2f0adccaff0175"},{"url":"https://git.kernel.org/stable/c/edc464a4fc96e2720d166e7cc7e7a6827b086760"},{"url":"https://git.kernel.org/stable/c/6003e79148eca73d7cafb076f5be47e234d543d0"},{"url":"https://git.kernel.org/stable/c/ef9b89f6c92274c3670403fd06130ca25f685050"},{"url":"https://git.kernel.org/stable/c/8e7a26931b6111583cfeaf49c068f26524dc3af2"},{"url":"https://git.kernel.org/stable/c/41ef7edde27ac87d55ffc703da44e78aa8c2e896"},{"url":"https://git.kernel.org/stable/c/53298efcbbb0f0438366d45cb7ed7e6d93dd5531"}],"title":"scsi: qla2xxx: Fix FCE trace use-after-free during firmware dump","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-89853","datePublished":"2026-09-16T10:31:27.008Z","dateReserved":"2026-09-11T19:38:34.770Z","dateUpdated":"2026-09-16T10:31:27.008Z","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":"89853","Ordinal":"1","Title":"scsi: qla2xxx: Fix FCE trace use-after-free during firmware dump","CVE":"CVE-2026-89853","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"89853","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: qla2xxx: Fix FCE trace use-after-free during firmware dump\n\nqla2x00_free_fce_trace() freed and cleared ha->fce while holding only\nfce_mutex. The firmware-dump consumers qla27xx_fwdt_entry_t264() and\nqla25xx_copy_fce() read ha->fce (NULL check followed by a copy of the\nbuffer) under hardware_lock and never take fce_mutex. A debugfs FCE\ndisable could therefore free the DMA buffer between a dump's NULL check\nand its copy, resulting in a use-after-free.\n\nUnpublish ha->fce under hardware_lock, then release the lock and free\nthe DMA buffer (dma_free_coherent() may sleep). A concurrent dump either\ncompletes its check and copy with the buffer still valid, or observes\nha->fce == NULL and skips it.","Type":"Description","Title":"scsi: qla2xxx: Fix FCE trace use-after-free during firmware dump"}]}}}