Some entries in /proc/<pid>/maps are not ELF files, so add check in elf_map_image() to ensure mapped files have a valid ELF header.
Signed-off-by: Zachary T Welch <[email protected]> diff --git a/src/elfxx.c b/src/elfxx.c index c1bfb52..83ace00 100644 --- a/src/elfxx.c +++ b/src/elfxx.c @@ -63,6 +63,12 @@ elf_map_image (struct elf_image *ei, const char *path) if (ei->image == MAP_FAILED) return -1; + if (!elf_w (valid_object) (ei)) + { + munmap(ei->image, ei->size); + return -1; + } + return 0; } -- 1.7.2.2 _______________________________________________ Libunwind-devel mailing list [email protected] http://lists.nongnu.org/mailman/listinfo/libunwind-devel
