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[mono][aot] Fix a use after free. #98149

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Merged
vargaz merged 1 commit into from
Feb 8, 2024
Merged

[mono][aot] Fix a use after free. #98149

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7 changes: 5 additions & 2 deletions src/mono/mono/mini/aot-runtime.c
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Original file line number Diff line number Diff line change
Expand Up @@ -3395,10 +3395,13 @@ decode_exception_debug_info (MonoAotModule *amodule,
MonoJitMemoryManager *jit_mm = get_default_jit_mm ();
jit_mm_lock (jit_mm);
/* This could be set already since this function can be called more than once for the same method */
if (!g_hash_table_lookup (jit_mm->seq_points, method))
MonoSeqPointInfo *existing_seq_points = NULL;
if (!g_hash_table_lookup_extended (jit_mm->seq_points, method, NULL, (gpointer *)&existing_seq_points)) {
g_hash_table_insert (jit_mm->seq_points, method, seq_points);
else
} else {
mono_seq_point_info_free (seq_points);
seq_points = existing_seq_points;
}
jit_mm_unlock (jit_mm);
}

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