Discussion:
Security risk of erasing BSS only
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Sebastien Lorquet sebastien@lorquet.fr [nuttx]
2018-02-19 15:04:18 UTC
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Hello,

Be careful with your linker scripts, specially if you use dedicated RAM sections:

https://saleemrashid.com/2017/08/17/extracting-trezor-secrets-sram/

Be sure you initialize or zeroize all of them.

Sebastien

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