file: fix a memory leak problem

Signed-off-by: tangyuchen <tangyuchen5@huawei.com>
(cherry picked from commit d32b3edd1ee5d1b850d9d98dbd37da2c53de453a)

0003-Avoid-leak-in-zlib-clusterfuzz.patch

@@ -0,0 +1,28 @@
+From 934225e46aefd31178f91566fa2878650ad0e544 Mon Sep 17 00:00:00 2001
+From: Christos Zoulas <christos@zoulas.com>
+Date: Tue, 20 Sep 2022 21:11:00 +0000
+Subject: [PATCH] Avoid leak in zlib (clusterfuzz)
+
+---
+ src/compress.c | 4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+diff --git a/src/compress.c b/src/compress.c
+index 67f2158..a96e099 100644
+--- a/src/compress.c
++++ b/src/compress.c
+@@ -578,8 +578,10 @@ uncompresszlib(const unsigned char *old, unsigned char **newch,
+ 		goto err;
+ 
+ 	rc = inflate(&z, Z_SYNC_FLUSH);
+-	if (rc != Z_OK && rc != Z_STREAM_END)
++	if (rc != Z_OK && rc != Z_STREAM_END) {
++		inflateEnd(&z);
+ 		goto err;
++	}
+ 
+ 	*n = CAST(size_t, z.total_out);
+ 	rc = inflateEnd(&z);
+-- 
+2.33.0
+

file.spec

@@ -1,6 +1,6 @@
 Name:          file
 Version:       5.39
-Release:       7
+Release:       8
 Summary:       A tool to identify the type of a particular file type
 License:       BSD
 URL:           http://www.darwinsys.com/file/
@@ -9,6 +9,7 @@ Source0:       ftp://ftp.astron.com/pub/file/file-%{version}.tar.gz
 Patch1: 0001-file-localmagic.patch
 Patch2: 0002-improve-detection-of-static-pie-binaries.patch 
 Patch3: CVE-2022-48554.patch
+Patch4: 0003-Avoid-leak-in-zlib-clusterfuzz.patch
 
 Requires: %{name}-libs = %{version}-%{release}
 BuildRequires: autoconf automake libtool zlib-devel
@@ -154,6 +155,9 @@ make check
 %{python3_sitelib}/__pycache__/*
 
 %changelog
+* Tue Apr 9 2024 tangyuchen <tangyuchen5@huawei.com> - 5.39-8
+- fix a memory leak problem
+
 * Wed Aug 23 2023 liningjie <liningjie@xfusion.com> - 5.39-7
 - fix CVE-2022-48554