Merge pull request #711 from me22bee/read_header_tga

fix read out-of-bounds in reading tga header file

1 files changed, 5 insertions, 1 deletions

diff --git a/src/gd_tga.c b/src/gd_tga.c
index cae9428..286febb 100644
--- a/src/gd_tga.c
+++ b/src/gd_tga.c
@@ -191,7 +191,11 @@ int read_header_tga(gdIOCtx *ctx, oTga *tga)
 			return -1;
 		}
 
-		gdGetBuf(tga->ident, tga->identsize, ctx);
+		
+		if (gdGetBuf(tga->ident, tga->identsize, ctx) != tga->identsize) {
+			gd_error("fail to read header ident");
+			return -1;
+		}
 	}
 
 	return 1;