Merge pull request #1036 from Sisyphus-wang/patch-6-fix-Ap4LinearReader-heap-use-after-free

barbibulle · web-flow · commit e9c27de83298 · 2025-11-15T09:42:00.000+01:00
Update Ap4LinearReader.cpp
diff --git a/Source/C++/Core/Ap4LinearReader.cpp b/Source/C++/Core/Ap4LinearReader.cpp
@@ -460,6 +460,7 @@ AP4_LinearReader::Advance(bool read_data)
             }
             if (AP4_FAILED(result)) {
                 delete buffer;
+                next_tracker->m_NextSample = NULL;
                 return result;
             }
 

Original file line number	Diff line number	Diff line change
`@@ -460,6 +460,7 @@ AP4_LinearReader::Advance(bool read_data)`
`460`	`460`	`}`
`461`	`461`	`if (AP4_FAILED(result)) {`
`462`	`462`	`delete buffer;`
	`463`	`+ next_tracker->m_NextSample = NULL;`
`463`	`464`	`return result;`
`464`	`465`	`}`
`465`	`466`