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diff --git a/stand/common/load_elf.c b/stand/common/load_elf.c
--- a/stand/common/load_elf.c
+++ b/stand/common/load_elf.c
@@ -636,6 +636,12 @@
if (phdr[i].p_type != PT_LOAD)
continue;
+ if (phdr[i].p_memsz < phdr[i].p_filesz) {
+ printf("elf" __XSTRING(__ELF_WORD_SIZE)
+ "_loadimage: invalid PT_LOAD segment\n");
+ goto out;
+ }
+
if (module_verbose >= MODULE_VERBOSE_FULL) {
printf("Segment: 0x%lx@0x%lx -> 0x%lx-0x%lx",
(long)phdr[i].p_filesz, (long)phdr[i].p_offset,

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