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Add length validation for D-Star network packets

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This commit is contained in:
Ember 2026-04-05 17:59:44 -07:00
parent a2309124c7
commit d56ba865e4
1 changed files with 9 additions and 0 deletions
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9
DStarNetwork.cpp
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@ -218,6 +218,9 @@ void CDStarNetwork::clock(unsigned int ms)
switch (buffer[4]) {
case 0x00U: // NETWORK_TEXT;
if (length < 34)
return;
if (m_debug)
CUtils::dump(1U, "D-Star Network Status Received", buffer, length);
@ -233,6 +236,9 @@ void CDStarNetwork::clock(unsigned int ms)
return;
case 0x20U: // NETWORK_HEADER
if (length < 9)
return;
if (m_inId == 0U && m_enabled) {
if (m_debug)
CUtils::dump(1U, "D-Star Network Header Received", buffer, length);
@ -250,6 +256,9 @@ void CDStarNetwork::clock(unsigned int ms)
break;
case 0x21U: // NETWORK_DATA
if (length < 10)
return;
if (m_enabled) {
if (m_debug)
CUtils::dump(1U, "D-Star Network Data Received", buffer, length);