diff --git a/0001-Fix-double-free-in-compute_abbrevs.patch b/0001-Fix-double-free-in-compute_abbrevs.patch
new file mode 100644
index 0000000000000000000000000000000000000000..e03ebfe726341f9964643b006b6413e5a0d2e9d4
--- /dev/null
+++ b/0001-Fix-double-free-in-compute_abbrevs.patch
@@ -0,0 +1,25 @@
+From 1c4f5fee2a042446779e8f702908dfcdfd387189 Mon Sep 17 00:00:00 2001
+From: liuzhilin <liuzhilin@kylinos.cn>
+Date: Mon, 14 Jul 2025 15:04:59 +0800
+Subject: [PATCH] Fix double free in compute_abbrevs
+
+---
+ dwz.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/dwz.c b/dwz.c
+index da4121f..a27eb4d 100644
+--- a/dwz.c
++++ b/dwz.c
+@@ -11813,7 +11813,7 @@ compute_abbrevs (DSO *dso)
+ 	}
+       obstack_free (&ob2, (void *) arr);
+     }
+-  obstack_free (&ob2, (void *) t);
++  obstack_free (&ob2, (void *) cuarr);
+   for (cu = first_cu; cu; cu = cu->cu_next)
+     {
+       struct abbrev_tag **arr;
+-- 
+2.33.0
+
diff --git a/dwz.spec b/dwz.spec
index be3eff154eeb81c12bd8ff1866e7aacf4450d1a1..6f21efd9e46b89e87c71740b4d1ec0c5f66eda92 100644
--- a/dwz.spec
+++ b/dwz.spec
@@ -1,11 +1,12 @@
 Name: dwz
 Version: 0.15
-Release: 3
+Release: 4
 Summary: A DWARF optimization and duplicate removal tool
 License: GPLv2+ and GPLv3+
 URL: https://sourceware.org/dwz/
 Source0:https://sourceware.org/ftp/dwz/releases/%{name}-%{version}.tar.xz
 Patch0:dwz-0.15-index9.patch
+Patch1:0001-Fix-double-free-in-compute_abbrevs.patch
 BuildRequires:gcc gcc-c++ gdb elfutils-libelf-devel dejagnu
 BuildRequires:xxhash-devel
 
@@ -53,6 +54,9 @@ make check
 %{_mandir}/man1/dwz*
 
 %changelog
+* Mon Jul 14 2025 liuzhilin <liuzhilin@kylinos.cn> - 0.15-4
+- Fix double free in compute_abbrevs
+
 * Fri Jan 17 2025 pengjian <pengjian23@mails.ucas.ac.cn> - 0.15-3
 - add dwz-0.15-index9.patch