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Merge pull request #190 from iamsi/DMRFix 

Fix two, 1 byte buffer overflows in AMBE handling
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LX3JL 2021-03-19 09:14:19 +01:00 committed by GitHub
parent 73516e9f14 1ffcee24ca
commit 94b725f452
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2 changed files with 2 additions and 2 deletions
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2
src/cdmrmmdvmprotocol.cpp
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@ -739,7 +739,7 @@ bool CDmrmmdvmProtocol::IsValidDvFramePacket(const CBuffer &Buffer, CDvFramePack
memcpy(dmr3ambe, dmrframe, 14);
dmr3ambe[13] &= 0xF0;
dmr3ambe[13] |= (dmrframe[19] & 0x0F);
memcpy(&dmr3ambe[14], &dmrframe[20], 14);
memcpy(&dmr3ambe[14], &dmrframe[20], 13);
// extract sync
dmrsync[0] = dmrframe[13] & 0x0F;
::memcpy(&dmrsync[1], &dmrframe[14], 5);

2
src/cdmrplusprotocol.cpp
View File

@ -521,7 +521,7 @@ bool CDmrplusProtocol::IsValidDvFramePacket(const CIp &Ip, const CBuffer &Buffer
memcpy(dmr3ambe, dmrframe, 14);
dmr3ambe[13] &= 0xF0;
dmr3ambe[13] |= (dmrframe[19] & 0x0F);
memcpy(&dmr3ambe[14], &dmrframe[20], 14);
memcpy(&dmr3ambe[14], &dmrframe[20], 13);
// extract sync
dmrsync[0] = dmrframe[13] & 0x0F;
::memcpy(&dmrsync[1], &dmrframe[14], 5);