{
"id": "GHSA-qm8h-24xg-3v98",
"aliases": [
"CVE-2026-80574"
],
"details": "In the Linux kernel, the following vulnerability has been resolved:\n\nInput: focaltech - fix array out-of-bounds in focaltech_process_rel_packet\n\nMake finger2 (and also finger1) unsigned, so that if the finger index in\nthe packet is 0 then subtracting 1 creates an array index which overflows\nabove the existing check for FOC_MAX_FINGERS, as the existing comment says\nit should, instead of writing to state->fingers[-1].",
"affected": [],
"modified": "2026-08-27T06:31:32Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
}
],
"published": "2026-08-27T06:31:32Z",
"references": [
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-80574",
"type": "ADVISORY"
},
{
"url": "https://git.kernel.org/stable/c/063b4c6a6f3fc01bca085c442000c9c100fdbd93",
"type": "WEB"
},
{
"url": "https://git.kernel.org/stable/c/1842e47126816e56d30c4f856f9854fd7831066c",
"type": "WEB"
},
{
"url": "https://git.kernel.org/stable/c/296736076b3fd078742651c719555a488624023a",
"type": "WEB"
},
{
"url": "https://git.kernel.org/stable/c/6f6d5fe29efdf5001bc146fc292e6592cace93eb",
"type": "WEB"
},
{
"url": "https://git.kernel.org/stable/c/81b07470cb2937ceb74b00be88151582a322433b",
"type": "WEB"
},
{
"url": "https://git.kernel.org/stable/c/83c265bfc084d77e2171d4b67362150ab38c935b",
"type": "WEB"
},
{
"url": "https://git.kernel.org/stable/c/bb502d79acb9ac1e0a77fa8bc7b7b4729140b11f",
"type": "WEB"
},
{
"url": "https://git.kernel.org/stable/c/ca92c98b806839c108995b2bbff7061515bdfb53",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [],
"severity": "HIGH",
"github_reviewed": false,
"nvd_published_at": "2026-08-26T15:17:13Z",
"github_reviewed_at": null
}
}