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internal/bigmod: explicitly clear expanded limbs on reset #313

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Sun Yimin 2025-03-11 08:58:16 +08:00 committed by GitHub
parent 71b196a5ac
commit 65a69ad83c
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1 changed files with 2 additions and 1 deletions
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internal/bigmod/nat.go
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@ -96,7 +96,8 @@ func (x *Nat) reset(n int) *Nat {
x.limbs = make([]uint, n) x.limbs = make([]uint, n)
return x return x
} }
clear(x.limbs) // Clear both the returned limbs and the previously used ones.
clear(x.limbs[:max(n, len(x.limbs))])
x.limbs = x.limbs[:n] x.limbs = x.limbs[:n]
return x return x
} }