Fix: Resolve mbuf double-free in MBufRawPacket::setMBuf (#1967)

gyl30 · web-flow · commit 96484fbfdcd5 · 2025-09-18T00:49:35.000-07:00
diff --git a/Pcap++/src/MBufRawPacket.cpp b/Pcap++/src/MBufRawPacket.cpp
@@ -324,9 +324,6 @@ namespace pcpp
 
 	void MBufRawPacket::setMBuf(struct rte_mbuf* mBuf, timespec timestamp)
 	{
-		if (m_MBuf != nullptr && m_FreeMbuf)
-			rte_pktmbuf_free(m_MBuf);
-
 		if (mBuf == nullptr)
 		{
 			PCPP_LOG_ERROR("mbuf to set is nullptr");

Original file line number	Diff line number	Diff line change
`@@ -324,9 +324,6 @@ namespace pcpp`
`324`	`324`
`325`	`325`	`void MBufRawPacket::setMBuf(struct rte_mbuf* mBuf, timespec timestamp)`
`326`	`326`	`{`
`327`		`- if (m_MBuf != nullptr && m_FreeMbuf)`
`328`		`- rte_pktmbuf_free(m_MBuf);`
`329`		`-`
`330`	`327`	`if (mBuf == nullptr)`
`331`	`328`	`{`
`332`	`329`	`PCPP_LOG_ERROR("mbuf to set is nullptr");`