mingw-binutils/binutils-CVE-2019-14250.patch

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2020-10-08 17:29:50 +08:00
diff -rupN --no-dereference binutils-2.32/libiberty/simple-object-elf.c binutils-2.32-new/libiberty/simple-object-elf.c
--- binutils-2.32/libiberty/simple-object-elf.c 2019-01-19 17:01:34.000000000 +0100
+++ binutils-2.32-new/libiberty/simple-object-elf.c 2019-11-19 20:47:15.208667119 +0100
@@ -549,6 +549,14 @@ simple_object_elf_match (unsigned char h
return NULL;
}
+ if (eor->shstrndx == 0)
+ {
+ *errmsg = "invalid ELF shstrndx == 0";
+ *err = 0;
+ XDELETE (eor);
+ return NULL;
+ }
+
return (void *) eor;
}