{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-93092","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-17T16:02:15.084Z","datePublished":"2026-09-17T16:11:07.715Z","dateUpdated":"2026-09-17T16:11:07.715Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-09-17T16:11:07.715Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nfirmware: arm_scmi: Unregister device notifier before IDR teardown\n\nThe requested-devices notifier looks up protocol fwnodes from the\nactive_protocols IDR. During remove, unregister the notifier before\nreleasing and destroying active_protocols so no notifier callback can race\nwith the IDR teardown.\n\nKeep the bus notifier registered until after the protocol state is torn\ndown, matching the existing remove ordering for SCMI bus users."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/firmware/arm_scmi/driver.c"],"versions":[{"version":"53b8c25df7082edd78a3fc63e359abee0f28fa70","lessThan":"70a26b37389846f1f29a09f7983aa3f45feff529","status":"affected","versionType":"git"},{"version":"53b8c25df7082edd78a3fc63e359abee0f28fa70","lessThan":"492fb49eac24beecd6d3c5e4744a513e626f8dcf","status":"affected","versionType":"git"},{"version":"53b8c25df7082edd78a3fc63e359abee0f28fa70","lessThan":"f5e528f631425416f9b39e9d8b385c9f1ceb40d6","status":"affected","versionType":"git"},{"version":"53b8c25df7082edd78a3fc63e359abee0f28fa70","lessThan":"74fcaa0a3f7ad3edfde2e8c6cb8ae457a00e0b7a","status":"affected","versionType":"git"},{"version":"53b8c25df7082edd78a3fc63e359abee0f28fa70","lessThan":"66a0bbf30cc14140fe13f63cd594a7c1ee352b75","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/firmware/arm_scmi/driver.c"],"versions":[{"version":"6.3","status":"affected"},{"version":"0","lessThan":"6.3","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":"6.18.52","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.6","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":"6.3","versionEndExcluding":"6.6.157"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"6.12.110"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"6.18.52"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"7.2.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"7.3-rc1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/70a26b37389846f1f29a09f7983aa3f45feff529"},{"url":"https://git.kernel.org/stable/c/492fb49eac24beecd6d3c5e4744a513e626f8dcf"},{"url":"https://git.kernel.org/stable/c/f5e528f631425416f9b39e9d8b385c9f1ceb40d6"},{"url":"https://git.kernel.org/stable/c/74fcaa0a3f7ad3edfde2e8c6cb8ae457a00e0b7a"},{"url":"https://git.kernel.org/stable/c/66a0bbf30cc14140fe13f63cd594a7c1ee352b75"}],"title":"firmware: arm_scmi: Unregister device notifier before IDR teardown","x_generator":{"engine":"bippy-1.2.0"}}}}