patch-2.4.25 linux-2.4.25/fs/binfmt_elf.c

• Lines: 11
• Date: 2004-02-18 05:36:31.000000000 -0800
• Orig file: linux-2.4.24/fs/binfmt_elf.c
• Orig date: 2003-11-28 10:26:21.000000000 -0800

diff -urN linux-2.4.24/fs/binfmt_elf.c linux-2.4.25/fs/binfmt_elf.c
@@ -577,6 +577,10 @@
 			// printk(KERN_WARNING "ELF: Ambiguous type, using ELF\n");
 			interpreter_type = INTERPRETER_ELF;
 		}
+		/* Verify the interpreter has a valid arch */
+		if ((interpreter_type == INTERPRETER_ELF) &&
+		    !elf_check_arch(&interp_elf_ex))
+			goto out_free_dentry;
 	} else {
 		/* Executables without an interpreter also need a personality  */
 		SET_PERSONALITY(elf_ex, ibcs2_interpreter);