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Back to discovery/Hacker News54 minutes ago

Wanted to download an ISO, ended up writing a kernel exploit

The author describes a problem with kernel drivers that work correctly on x86 but silently corrupt data on non-coherent architectures like ARM. They lack the hardware to test and are unsure if they are correctly using the DMA API.

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Tracking sinceOctober 15, 202664 source points
Momentum+27.53/hover 1.02 h
Discussion25Read comments ↗
PublishedOctober 13, 20260xdeafbeef
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WHY IT MAY MATTER

This could be useful for developers encountering compatibility issues across different architectures.

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