EH: Fix delegate parsing in wasm_loader_find_block_addr (#3106)

yamt · web-flow · commit 3111a86cb341 · 2024-02-01T07:46:49.000+08:00
diff --git a/core/iwasm/interpreter/wasm_loader.c b/core/iwasm/interpreter/wasm_loader.c
@@ -4679,6 +4679,7 @@ wasm_loader_find_block_addr(WASMExecEnv *exec_env, BlockAddr *block_addr_cache,
                     return true;
                 }
                 else {
+                    skip_leb(p);
                     /* the DELEGATE opcode ends the tryblock, */
                     block_nested_depth--;
                     if (block_nested_depth

Original file line number	Diff line number	Diff line change
`@@ -4679,6 +4679,7 @@ wasm_loader_find_block_addr(WASMExecEnv exec_env, BlockAddr block_addr_cache,`
`4679`	`4679`	`return true;`
`4680`	`4680`	`}`
`4681`	`4681`	`else {`
	`4682`	`+ skip_leb(p);`
`4682`	`4683`	`/* the DELEGATE opcode ends the tryblock, */`
`4683`	`4684`	`block_nested_depth--;`
`4684`	`4685`	`if (block_nested_depth`