inflate/bitreader: fix unsoundness in advance()

trifectatechfoundation · Nov 4, 2024 · 7d2d71d · 7d2d71d
1 parent 04d9395
commit 7d2d71d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/zlib-rs/src/inflate/bitreader.rs b/zlib-rs/src/inflate/bitreader.rs
@@ -39,7 +39,7 @@ impl<'a> BitReader<'a> {
 
     #[inline(always)]
     pub fn advance(&mut self, bytes: usize) {
-        self.ptr = Ord::min(unsafe { self.ptr.add(bytes) }, self.end);
+        self.ptr = Ord::min(self.ptr.wrapping_add(bytes), self.end);
     }
 
     #[inline(always)]