diff --git a/giflib.spec b/giflib.spec
index f66cbd57c3b7bad7d628a8bcf6154466f67c84e0..73ff89f1d5babd6f24a227fa4e2a337c4cfeb277 100644
--- a/giflib.spec
+++ b/giflib.spec
@@ -2,12 +2,19 @@
 
 Name:          giflib
 Version:       5.2.1
-Release:       1
+Release:       2 
 Summary:       A library and utilities for processing GIFs
 License:       MIT
 URL:           http://www.sourceforge.net/projects/giflib/
 Source:        http://downloads.sourceforge.net/giflib/giflib-%{version}.tar.gz
 
+# Move quantize.c back into libgif.so (#1750122)
+Patch0:giflib_quantize.patch
+# Fix several defects found by Coverity scan
+Patch1:giflib_coverity.patch
+# Generate HTML docs with consistent section IDs to avoid multilib difference
+Patch2:giflib_html-docs-consistent-ids.patch
+
 BuildRequires: make xmlto gcc
 provides:      giflib-utils
 
@@ -56,6 +63,9 @@ rm -f %{buildroot}/debugsourcefiles.list
 %{_mandir}/man1/gif*.1*
 
 %changelog
+* Wed Jul 29 2020 hanhui <hanhui15@huawei.com> - 5.2.1-2
+- add bugfix
+
 * Thu Jul 23 2020 hanhui <hanhui15@huawei.com> - 5.2.1-1
 - update to 5.2.1
 
diff --git a/giflib_coverity.patch b/giflib_coverity.patch
new file mode 100644
index 0000000000000000000000000000000000000000..c51234fe5f861e6c9a50f341dc73777e542b837e
--- /dev/null
+++ b/giflib_coverity.patch
@@ -0,0 +1,43 @@
+diff -rupN --no-dereference giflib-5.2.1/gif2rgb.c giflib-5.2.1-new/gif2rgb.c
+--- giflib-5.2.1/gif2rgb.c	2019-06-24 09:24:27.000000000 +0200
++++ giflib-5.2.1-new/gif2rgb.c	2020-02-17 16:51:04.468397502 +0100
+@@ -170,6 +170,8 @@ 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);
+     }
+ 
+@@ -179,6 +181,8 @@ static void SaveGif(GifByteType *OutputB
+ 	EGifPutImageDesc(GifFile,
+ 			 0, 0, Width, Height, false, NULL) == GIF_ERROR) {
+ 	PrintGifError(Error);
++	free(OutputBuffer);
++	GifFreeMapObject(OutputColorMap);
+ 	exit(EXIT_FAILURE);
+     }
+ 
+@@ -187,8 +191,11 @@ static void SaveGif(GifByteType *OutputB
+ 	       GifFile->Image.Width, GifFile->Image.Height);
+ 
+     for (i = 0; i < Height; i++) {
+-	if (EGifPutLine(GifFile, Ptr, Width) == GIF_ERROR)
++	if (EGifPutLine(GifFile, Ptr, Width) == GIF_ERROR) {
++	    free(OutputBuffer);
++	    GifFreeMapObject(OutputColorMap);
+ 	    exit(EXIT_FAILURE);
++        }
+ 	GifQprintf("\b\b\b\b%-4d", Height - i - 1);
+ 
+ 	Ptr += Width;
+@@ -196,6 +203,8 @@ static void SaveGif(GifByteType *OutputB
+ 
+     if (EGifCloseFile(GifFile, &Error) == GIF_ERROR) {
+ 	PrintGifError(Error);
++	free(OutputBuffer);
++	GifFreeMapObject(OutputColorMap);
+ 	exit(EXIT_FAILURE);
+     }
+ }
diff --git a/giflib_html-docs-consistent-ids.patch b/giflib_html-docs-consistent-ids.patch
new file mode 100644
index 0000000000000000000000000000000000000000..d4006ea72799dc1a30255956e8b4d9a3dfc6de7a
--- /dev/null
+++ b/giflib_html-docs-consistent-ids.patch
@@ -0,0 +1,12 @@
+diff -rupN --no-dereference giflib-5.2.1/doc/Makefile giflib-5.2.1-new/doc/Makefile
+--- giflib-5.2.1/doc/Makefile	2019-03-28 18:05:25.000000000 +0100
++++ giflib-5.2.1-new/doc/Makefile	2020-02-17 16:51:04.489397582 +0100
+@@ -1,7 +1,7 @@
+ .SUFFIXES: .xml .html .txt .adoc .1
+ 
+ .xml.html:
+-	xmlto xhtml-nochunks $<
++	xmlto --stringparam generate.consistent.ids=1 xhtml-nochunks $<
+ 
+ .xml.1:
+ 	xmlto man $<
diff --git a/giflib_quantize.patch b/giflib_quantize.patch
new file mode 100644
index 0000000000000000000000000000000000000000..aa34629477705fd9df2f495514d91260fbf710c1
--- /dev/null
+++ b/giflib_quantize.patch
@@ -0,0 +1,17 @@
+diff -rupN --no-dereference giflib-5.2.1/Makefile giflib-5.2.1-new/Makefile
+--- giflib-5.2.1/Makefile	2019-06-24 18:08:57.000000000 +0200
++++ giflib-5.2.1-new/Makefile	2020-02-17 16:51:04.450397434 +0100
+@@ -29,11 +29,11 @@ LIBPOINT=0
+ LIBVER=$(LIBMAJOR).$(LIBMINOR).$(LIBPOINT)
+ 
+ SOURCES = dgif_lib.c egif_lib.c gifalloc.c gif_err.c gif_font.c \
+-	gif_hash.c openbsd-reallocarray.c
++	gif_hash.c openbsd-reallocarray.c quantize.c
+ HEADERS = gif_hash.h  gif_lib.h  gif_lib_private.h
+ OBJECTS = $(SOURCES:.c=.o)
+ 
+-USOURCES = qprintf.c quantize.c getarg.c 
++USOURCES = qprintf.c getarg.c
+ UHEADERS = getarg.h
+ UOBJECTS = $(USOURCES:.c=.o)
+