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Fix potential pointer overflows (#826)

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Fix some potential pointer overflows in aot applying relocations and
several other places.
And add sanitizer compiler flags to wamrc CMakeLists.txt to detect
such issues.
This commit is contained in:
Wenyong Huang
2021-11-15 10:57:37 +08:00
committed by GitHub
parent a1ad950ae1
commit 64be6ec9a7
21 changed files with 103 additions and 65 deletions
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2
core/shared/mem-alloc/ems/ems_alloc.c
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@ -759,7 +759,7 @@ gci_dump(gc_heap_t *heap)
else if (ut == HMU_FC)
inuse = 'F';
if (size == 0 || size > (uint8 *)end - (uint8 *)cur) {
if (size == 0 || size > (uint32)((uint8 *)end - (uint8 *)cur)) {
os_printf("[GC_ERROR]Heap is corrupted, heap dump failed.\n");
heap->is_heap_corrupted = true;
return;