...

diff --git a/coders/palm.c b/coders/palm.c
index a36296df45c87fd030a25fc990df6f630ba49875..3210cb61c1392929169b07907f53584ed66842a1 100644 (file)
--- a/coders/palm.c
+++ b/coders/palm.c
@@ -421,6 +421,8 @@ static Image *ReadPALMImage(const ImageInfo *image_info,
             one_row=(unsigned char *) RelinquishMagickMemory(one_row);
             ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
           }
+         (void) memset(last_row,0,MagickMax(bytes_per_row,2*image->columns)*
+           sizeof(*last_row));
       }
     mask=(size_t) (1U << bits_per_pixel)-1;
     for (y=0; y < (ssize_t) image->rows; y++)