fbdev: Add bounds checking in bit_putcs to fix vmalloc-out-of-bounds_MS:CVE-2025-40304

{
    "lastseen": "2025-12-09T09:39:49",
    "description": "",
    "published": "2025-12-09T01:02:41",
    "modified": "2025-12-09T01:02:41",
    "type": "mscve",
    "title": "fbdev: Add bounds checking in bit_putcs to fix vmalloc-out-of-bounds",
    "source": "",
    "references": "",
    "id": "MS:CVE-2025-40304",
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    "href": "https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2025-40304",
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