{"id":"CVE-2026-90180","state":"PUBLISHED","title":"block: mtip32xx: synchronize ioctls with device removal","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nblock: mtip32xx: synchronize ioctls with device removal\n\nThe ioctl handlers only test REMOVE_PENDING before entering\nmtip_hw_ioctl(). Removal can set that bit immediately afterwards and free\ndd->port in mtip_hw_exit() while an ioctl still dereferences it. An already\nopen block device can reach the handlers while del_gendisk() is in\nprogress.\n\nSerialize both native and compat ioctls with removal. Set REMOVE_PENDING\nbefore taking the mutex so new callers fail after an in-flight ioctl has\ndrained, and hold the mutex until the port has been torn down.","publishedAt":"2026-09-17T16:07:05.083Z","updatedAt":"2026-10-19T08:59:17.283Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"88523a61558a040546bf7d8b079ae0755d8e7005","status":"affected","lessThan":"521afbd936ac256b7531470b0b9aa96abf9cd853","versionType":"git"},{"version":"88523a61558a040546bf7d8b079ae0755d8e7005","status":"affected","lessThan":"8283049aa5fcb4e84b2b2928b2888903bb8ee12e","versionType":"git"},{"version":"88523a61558a040546bf7d8b079ae0755d8e7005","status":"affected","lessThan":"8a7799597bd683b6bc251fe2edfa9fd1db568a3a","versionType":"git"},{"version":"88523a61558a040546bf7d8b079ae0755d8e7005","status":"affected","lessThan":"4609e0e0be709e974bec9b52c5022136d25e97d3","versionType":"git"},{"version":"88523a61558a040546bf7d8b079ae0755d8e7005","status":"affected","lessThan":"b389dc35a55713ac24a145741e76196fea1663bc","versionType":"git"},{"version":"88523a61558a040546bf7d8b079ae0755d8e7005","status":"affected","lessThan":"68940f841d013192086a0f6d7cfbac2cd079e228","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/block/mtip32xx/mtip32xx.c","drivers/block/mtip32xx/mtip32xx.h"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.3","versionType":"semver"},{"version":"6.1.188","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.157","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.110","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.52","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.6","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/block/mtip32xx/mtip32xx.c","drivers/block/mtip32xx/mtip32xx.h"]}],"references":["https://git.kernel.org/stable/c/521afbd936ac256b7531470b0b9aa96abf9cd853","https://git.kernel.org/stable/c/8283049aa5fcb4e84b2b2928b2888903bb8ee12e","https://git.kernel.org/stable/c/8a7799597bd683b6bc251fe2edfa9fd1db568a3a","https://git.kernel.org/stable/c/4609e0e0be709e974bec9b52c5022136d25e97d3","https://git.kernel.org/stable/c/b389dc35a55713ac24a145741e76196fea1663bc","https://git.kernel.org/stable/c/68940f841d013192086a0f6d7cfbac2cd079e228"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:34.582Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/90xxx/CVE-2026-90180.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-90180","state":"PUBLISHED","datePublished":"2026-09-17T16:07:05.083Z","dateUpdated":"2026-10-19T08:59:17.283Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-11T19:38:34.791Z"},"containers":{"cna":{"title":"block: mtip32xx: synchronize ioctls with device removal","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nblock: mtip32xx: synchronize ioctls with device removal\n\nThe ioctl handlers only test REMOVE_PENDING before entering\nmtip_hw_ioctl(). Removal can set that bit immediately afterwards and free\ndd->port in mtip_hw_exit() while an ioctl still dereferences it. An already\nopen block device can reach the handlers while del_gendisk() is in\nprogress.\n\nSerialize both native and compat ioctls with removal. Set REMOVE_PENDING\nbefore taking the mutex so new callers fail after an in-flight ioctl has\ndrained, and hold the mutex until the port has been torn down."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"88523a61558a040546bf7d8b079ae0755d8e7005","status":"affected","lessThan":"521afbd936ac256b7531470b0b9aa96abf9cd853","versionType":"git"},{"version":"88523a61558a040546bf7d8b079ae0755d8e7005","status":"affected","lessThan":"8283049aa5fcb4e84b2b2928b2888903bb8ee12e","versionType":"git"},{"version":"88523a61558a040546bf7d8b079ae0755d8e7005","status":"affected","lessThan":"8a7799597bd683b6bc251fe2edfa9fd1db568a3a","versionType":"git"},{"version":"88523a61558a040546bf7d8b079ae0755d8e7005","status":"affected","lessThan":"4609e0e0be709e974bec9b52c5022136d25e97d3","versionType":"git"},{"version":"88523a61558a040546bf7d8b079ae0755d8e7005","status":"affected","lessThan":"b389dc35a55713ac24a145741e76196fea1663bc","versionType":"git"},{"version":"88523a61558a040546bf7d8b079ae0755d8e7005","status":"affected","lessThan":"68940f841d013192086a0f6d7cfbac2cd079e228","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/block/mtip32xx/mtip32xx.c","drivers/block/mtip32xx/mtip32xx.h"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.3","versionType":"semver"},{"version":"6.1.188","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.157","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.110","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.52","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.6","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/block/mtip32xx/mtip32xx.c","drivers/block/mtip32xx/mtip32xx.h"]}],"references":[{"url":"https://git.kernel.org/stable/c/521afbd936ac256b7531470b0b9aa96abf9cd853"},{"url":"https://git.kernel.org/stable/c/8283049aa5fcb4e84b2b2928b2888903bb8ee12e"},{"url":"https://git.kernel.org/stable/c/8a7799597bd683b6bc251fe2edfa9fd1db568a3a"},{"url":"https://git.kernel.org/stable/c/4609e0e0be709e974bec9b52c5022136d25e97d3"},{"url":"https://git.kernel.org/stable/c/b389dc35a55713ac24a145741e76196fea1663bc"},{"url":"https://git.kernel.org/stable/c/68940f841d013192086a0f6d7cfbac2cd079e228"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T08:59:17.283Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.3","versionEndExcluding":"6.1.188"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.3","versionEndExcluding":"6.6.157"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.3","versionEndExcluding":"6.12.110"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.3","versionEndExcluding":"6.18.52"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.3","versionEndExcluding":"7.2.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.3","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}