image/jpeg: more bounds checking and skip malformed APP0

Also increase the maximum huffman symbols to 176
2026-08-06 07:38:48 +00:00 · 2025-09-08 17:13:03 +02:00
parent 8644f3beba
commit 694593c5f2
2 changed files with 26 additions and 15 deletions
@@ -600,6 +600,7 @@ JPEG_Error :: enum {
 	Encountered_RST_Marker_Outside_ECS,
 	Extra_Data_After_SOS, // Image seemed to have decoded okay, but there's more data after SOS
 	Invalid_Thumbnail_Size,
+	Huffman_Symbols_Exceeds_Max,
 }

 JFIF_Unit :: enum byte {