diff --git a/sys/kern/link_elf.c b/sys/kern/link_elf.c
--- a/sys/kern/link_elf.c
+++ b/sys/kern/link_elf.c
@@ -1567,6 +1567,11 @@
                        return (ENOENT);
                }

+               if (symp->st_name >= ef->strsz) {
+                       printf("%s: corrupt symbol table\n", __func__);
+                       return (ENOENT);
+               }
+
                strp = ef->strtab + symp->st_name;

                if (strcmp(name, strp) == 0) {