diff -rupN --no-dereference giflib-5.2.2/gif2rgb.c giflib-5.2.2-new/gif2rgb.c
--- giflib-5.2.2/gif2rgb.c	2024-02-19 04:01:28.000000000 +0100
+++ giflib-5.2.2-new/gif2rgb.c	2024-02-19 09:39:38.750976758 +0100
@@ -165,6 +165,8 @@ static void SaveGif(GifByteType *OutputB
 	/* Open stdout for the output file: */
 	if ((GifFile = EGifOpenFileHandle(1, &Error)) == NULL) {
 		PrintGifError(Error);
+		free(OutputBuffer);
+		GifFreeMapObject(OutputColorMap);
 		exit(EXIT_FAILURE);
 	}
 
@@ -173,6 +175,8 @@ static void SaveGif(GifByteType *OutputB
 	    EGifPutImageDesc(GifFile, 0, 0, Width, Height, false, NULL) ==
 	        GIF_ERROR) {
 		PrintGifError(Error);
+		free(OutputBuffer);
+		GifFreeMapObject(OutputColorMap);
 		exit(EXIT_FAILURE);
 	}
 
@@ -182,6 +186,8 @@ static void SaveGif(GifByteType *OutputB
 
 	for (i = 0; i < Height; i++) {
 		if (EGifPutLine(GifFile, Ptr, Width) == GIF_ERROR) {
+			free(OutputBuffer);
+			GifFreeMapObject(OutputColorMap);
 			exit(EXIT_FAILURE);
 		}
 		GifQprintf("\b\b\b\b%-4d", Height - i - 1);
@@ -191,6 +197,8 @@ static void SaveGif(GifByteType *OutputB
 
 	if (EGifCloseFile(GifFile, &Error) == GIF_ERROR) {
 		PrintGifError(Error);
+		free(OutputBuffer);
+		GifFreeMapObject(OutputColorMap);
 		exit(EXIT_FAILURE);
 	}
 }