The gpt pointer is not initialized, and when offset < 0, it may resul…

…t in freeing unallocated memory. (#2499) Signed-off-by: yuxiaojun <yuxiaojun1011@outlook.com> Co-authored-by: yuxiaojun <yuxiaojun1011@outlook.com>
ventoy · May 19, 2024 · 75cf728 · 75cf728
1 parent 8723aeb
commit 75cf728
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy_vhd.c b/GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy_vhd.c
@@ -504,7 +504,7 @@ grub_err_t ventoy_cmd_get_vtoy_type(grub_extcmd_context_t ctxt, int argc, char *
     vhd_footer_t vhdfoot;
     VDIPREHEADER vdihdr;
     char type[16] = {0};
-    ventoy_gpt_info *gpt;
+    ventoy_gpt_info *gpt = NULL;
 
     (void)ctxt;