Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
Merge tag 'libcrypto-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux
Pull crypto library fix from Eric Biggers:
"Fix missing zeroization of the ChaCha state"
* tag 'libcrypto-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux:
lib/crypto: chacha: Zeroize permuted_state before it leaves scope
+4
+4
lib/crypto/chacha-block-generic.c
+4
lib/crypto/chacha-block-generic.c
···
87
87
&out[i * sizeof(u32)]);
88
88
89
89
state->x[12]++;
90
+
91
+
chacha_zeroize_state(&permuted_state);
90
92
}
91
93
EXPORT_SYMBOL(chacha_block_generic);
92
94
···
112
110
113
111
memcpy(&out[0], &permuted_state.x[0], 16);
114
112
memcpy(&out[4], &permuted_state.x[12], 16);
113
+
114
+
chacha_zeroize_state(&permuted_state);
115
115
}
116
116
EXPORT_SYMBOL(hchacha_block_generic);