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tdfxfb: avoid divide-by-zero on FBIOPUT_VSCREENINFO","CVE":"CVE-2026-31618","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"31618","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nfbdev: tdfxfb: avoid divide-by-zero on FBIOPUT_VSCREENINFO\n\nMuch like commit 19f953e74356 (\"fbdev: fb_pm2fb: Avoid potential divide\nby zero error\"), we also need to prevent that same crash from happening\nin the udlfb driver as it uses pixclock directly when dividing, which\nwill crash.","Type":"Description","Title":"fbdev: tdfxfb: avoid divide-by-zero on FBIOPUT_VSCREENINFO"}]}}}