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usb gadget security

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    CVE-2026-43250: Linux ChipIdea USB Gadget DMA Cleanup Bug and Fix

    CVE-2026-43250 is a Linux kernel vulnerability published on May 6, 2026, affecting the ChipIdea USB Device Controller driver when a USB gadget device is disconnected and reconnected during an active multi-segment DMA transfer. The bug is not a headline-grabbing remote code execution flaw; it is...
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    • dma scatter gather embedded linux linux kernel usb gadget security
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    • Forum: Security Alerts
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    CVE-2026-31616: Linux USB Gadget Phonet Overflow—Patch & Fleet Review for Mixed Setups

    CVE-2026-31616 is a narrowly scoped but technically important Linux kernel vulnerability in the USB gadget subsystem, where a hostile USB host can trigger a fragment-array overflow in the Phonet gadget receive path. The flaw sits in f_phonet, a legacy but still shipped kernel function used to...
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    • embedded linux linux kernel phonet vulnerability usb gadget security
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    • Forum: Security Alerts
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