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Fix #10296 - Heap out of bounds read in java_switch_op()

This commit is contained in:
pancake 2018-06-11 03:15:07 +02:00
parent c488aaa208
commit 224e6bc13f
1 changed files with 3 additions and 3 deletions
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6
libr/anal/p/anal_java.c
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@ -679,11 +679,11 @@ static int java_switch_op(RAnal *anal, RAnalOp *op, ut64 addr, const ut8 *data,
if (op_byte == 0xaa) {
// handle a table switch condition
if (pos + 8 > len) {
if (pos + 8 + 8 > len) {
return op->size;
}
int min_val = (ut32)(UINT (data, pos + 4)),
max_val = (ut32)(UINT (data, pos + 8));
const int min_val = (ut32)(UINT (data, pos + 4));
const int max_val = (ut32)(UINT (data, pos + 8));
ut32 default_loc = (ut32) (UINT (data, pos)), cur_case = 0;
op->switch_op = r_anal_switch_op_new (addr, min_val, default_loc);