{"id":"CVE-2026-90180","title":"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()","summary":"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 immediate…","severity":"medium","vendor":"Linux","product":"Linux","affected":["Linux >= 88523a61558a040546bf7d8b079ae0755d8e7005 < 521afbd936ac256b7531470b0b9aa96abf9cd853","Linux >= 88523a61558a040546bf7d8b079ae0755d8e7005 < 8283049aa5fcb4e84b2b2928b2888903bb8ee12e","Linux >= 88523a61558a040546bf7d8b079ae0755d8e7005 < 8a7799597bd683b6bc251fe2edfa9fd1db568a3a","Linux >= 88523a61558a040546bf7d8b079ae0755d8e7005 < 4609e0e0be709e974bec9b52c5022136d25e97d3","Linux >= 88523a61558a040546bf7d8b079ae0755d8e7005 < b389dc35a55713ac24a145741e76196fea1663bc","Linux >= 88523a61558a040546bf7d8b079ae0755d8e7005 < 68940f841d013192086a0f6d7cfbac2cd079e228","Linux 3.3"],"published":"2026-09-17","updated":"2026-09-17","sourceUpdated":"2026-09-17T17:17:12.123","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-90180","references":[{"url":"https://git.kernel.org/stable/c/4609e0e0be709e974bec9b52c5022136d25e97d3","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/521afbd936ac256b7531470b0b9aa96abf9cd853","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/68940f841d013192086a0f6d7cfbac2cd079e228","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8283049aa5fcb4e84b2b2928b2888903bb8ee12e","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8a7799597bd683b6bc251fe2edfa9fd1db568a3a","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b389dc35a55713ac24a145741e76196fea1663bc","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-90180.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-90180"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2536726"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-90180"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-90180"},{"url":"https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-90180.mbox"},{"url":"https://kernelcve.org/list/?q=CVE-2026-90180"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"ingestedAt":"2026-09-17T16:21:47.867Z","epss":0.00211,"epssPercentile":0.11314,"cvss":4.7,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","cvssSource":"vendor","cwe":["CWE-416"],"slug":"CVE-2026-90180","body":"## Overview\n\nIn 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · Moderate · affected: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7 · no fix planned: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7 · updated 2026-10-23 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-90180.json)","depth":"sunlit","depthScore":26,"depthScoreParts":{"impact":25.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":228198,"id":"CVE-2026-90180","ts":1792758180900,"field":"cvss","old":null,"new":"4.7"},{"seq":228197,"id":"CVE-2026-90180","ts":1792758180900,"field":"severity","old":"none","new":"medium"}]}