{"id":"CVE-2026-64367","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nHID: hid-goodix-spi: validate report size to prevent stack buffer overflow\n\ngoodix_hid_set_raw_report() builds a protocol frame in a 128-byte stack\nbuffer (tmp_buf), wr…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nHID: hid-goodix-spi: validate report size to prevent stack buffer overflow\n\ngoodix_hid_set_raw_report() builds a protocol frame in a 128-byte stack\nbuffer (tmp_buf), wr…","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","published":"2026-07-25","updated":"2026-07-27","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-64367","references":[{"url":"https://git.kernel.org/stable/c/835fcc8655569737e3f057d42875a96259db74c2","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ad47ad624f2fce0bc44bbadb664242461a97d774","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/dae1d000ddfd5c2140b036e47fff0c497ae9c64b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/db0a0768d09273aadadeb76730cd658d720333a4","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd"],"epss":0.00142,"epssPercentile":0.03868,"ingestedAt":"2026-07-27T06:16:50.785Z","slug":"CVE-2026-64367","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nHID: hid-goodix-spi: validate report size to prevent stack buffer overflow\n\ngoodix_hid_set_raw_report() builds a protocol frame in a 128-byte stack\nbuffer (tmp_buf), writing an 11-12 byte header followed by the\ncaller-supplied report data.  The HID core caps report size at\nHID_MAX_BUFFER_SIZE (16384) by default, while the driver does not set\nhid_ll_driver.max_buffer_size and performs no bounds checking before\ncopying the payload:\n\n    memcpy(tmp_buf + tx_len, buf, len);\n\nA hidraw SET_REPORT ioctl with a report larger than ~116 bytes\noverflows the stack buffer.\n\nAdd a size check after constructing the header, rejecting reports that\nwould exceed the buffer capacity.\n\nDiscovered by Atuin - Automated Vulnerability Discovery Engine.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}