Skip to content

Avoid overflow when Can frame DLC is not set correctly #33

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Mar 12, 2020
Merged

Avoid overflow when Can frame DLC is not set correctly #33

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
4 changes: 4 additions & 0 deletions mcp2515.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -573,6 +573,10 @@ MCP2515::ERROR MCP2515::setFilter(const RXF num, const bool ext, const uint32_t

MCP2515::ERROR MCP2515::sendMessage(const TXBn txbn, const struct can_frame *frame)
{
if (frame->can_dlc > CAN_MAX_DLEN) {
return ERROR_FAILTX;
}

const struct TXBn_REGS *txbuf = &TXB[txbn];

uint8_t data[13];
Expand Down