diff options
| -rw-r--r-- | stand/common/load_elf.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/stand/common/load_elf.c b/stand/common/load_elf.c index 3db513435271..3b78007be816 100644 --- a/stand/common/load_elf.c +++ b/stand/common/load_elf.c @@ -635,6 +635,12 @@ __elfN(loadimage)(struct preloaded_file *fp, elf_file_t ef, uint64_t off) 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, |