{"id":"CVE-2026-90227","published":"2026-09-17T17:17:18.400","lastModified":"2026-09-18T18:17:47.500","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvme/ioctl: check SUBMIT_IO with nvme_cmd_allowed()\n\nUnlike IO_CMD / IO64_CMD, NVME_IOCTL_SUBMIT_IO never calls\nnvme_cmd_allowed(). Unprivileged callers can thus issue I/O on a\npartition device or write through a read-only file descriptor.\n\nPass flags and open_for_write through and reject disallowed commands\nwith -EACCES.","cvssScore":7.8,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwes":[],"vendors":[],"products":[],"references":[{"url":"https://git.kernel.org/stable/c/736b7c6adc7a65c4411beff197b6a634f7a6ca27","tags":[]},{"url":"https://git.kernel.org/stable/c/95b0591d51dbf9e618d7845883d535e88ad7c8af","tags":[]},{"url":"https://git.kernel.org/stable/c/b116e9dae433ff631f94c36c61a7a78fe400ed1e","tags":[]},{"url":"https://git.kernel.org/stable/c/b53d495c7f0db46b6748b5ade48371a10dd5d3bc","tags":[]},{"url":"https://git.kernel.org/stable/c/c35cd98eed1a863e8dd51073953563cd8c907f68","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}