Prevent a crash whenever readLEB128 is passed a nullptr

0cyn · 0cyn · commit 213b1487db82 · 2026-03-31T07:33:16.000-04:00
diff --git a/view/sharedcache/core/Utility.cpp b/view/sharedcache/core/Utility.cpp
@@ -39,6 +39,9 @@ int64_t readSLEB128(const uint8_t*& current, const uint8_t* end)
 
 uint64_t readLEB128(const uint8_t*& current, const uint8_t* end)
 {
+	if (current == nullptr)
+		return -1;
+
 	uint64_t result = 0;
 	int bit = 0;
 	do

Original file line number	Diff line number	Diff line change
`@@ -39,6 +39,9 @@ int64_t readSLEB128(const uint8_t& current, const uint8_t end)`
`39`	`39`
`40`	`40`	`uint64_t readLEB128(const uint8_t& current, const uint8_t end)`
`41`	`41`	`{`
	`42`	`+ if (current == nullptr)`
	`43`	`+ return -1;`
	`44`	`+`
`42`	`45`	`uint64_t result = 0;`
`43`	`46`	`int bit = 0;`
`44`	`47`	`do`