d-bis/app-ethereum
4
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Replace memset by expilcit_bzero for critical data

Browse Source
This commit is contained in:
BTChip github
2020-11-30 18:13:21 +01:00
committed by TamtamHero
parent 251f565664
commit 1a311684a2
8 changed files with 16 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
src_features/getPublicKey/cmd_getPublicKey.c
View File

@@ -35,8 +35,8 @@ void handleGetPublicKey(uint8_t p1, uint8_t p2, uint8_t *dataBuffer, uint16_t da
cx_ecfp_init_private_key(CX_CURVE_256K1, privateKeyData, 32, &privateKey);
io_seproxyhal_io_heartbeat();
cx_ecfp_generate_pair(CX_CURVE_256K1, &tmpCtx.publicKeyContext.publicKey, &privateKey, 1);
memset(&privateKey, 0, sizeof(privateKey));
memset(privateKeyData, 0, sizeof(privateKeyData));
explicit_bzero(&privateKey, sizeof(privateKey));
explicit_bzero(privateKeyData, sizeof(privateKeyData));
io_seproxyhal_io_heartbeat();
getEthAddressStringFromKey(&tmpCtx.publicKeyContext.publicKey, tmpCtx.publicKeyContext.address, &global_sha3, chainConfig);
#ifndef NO_CONSENT