{"cve":"CVE-2026-80568","nvd":{"published":"2026-08-26T15:17:12.303","modified":"2026-08-27T06:17:41.767","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nInput: synaptics-rmi4 - block s_input when F54 queue is busy\n\nChanging the input (diagnostic report type) mid-stream changes the\nreport size. Since V4L2 buffers are allocated based on the size at\nstream start, changing the input while streaming could lead to a\nheap buffer overflow if the new size is larger than the allocated\nbuffers.\n\nPrevent this by blocking VIDIOC_S_INPUT with -EBUSY if the V4L2 queue\nis busy (streaming).","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":[],"references":["https://git.kernel.org/stable/c/1d718f1461766e9f00a8dbeb4f13f1b1c19d90ac","https://git.kernel.org/stable/c/493ba8e794729649689438edba72337111303cc4","https://git.kernel.org/stable/c/7e994a9ecc0b49ad2fe63da9c92a8aca8a6614af","https://git.kernel.org/stable/c/cae79513f9115c350561b16f36adcb47c9bfff12","https://git.kernel.org/stable/c/ddd9a53faf3b65e5920cb802cb1db6f4615bdfef"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:50:17.453294893+00:00"},"epss":{"cve":"CVE-2026-80568","score":0.0019,"percentile":0.0871,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}