portugalfuturista/rizin
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

fix oob in version elf

Browse source
This commit is contained in:
Álvaro Felipe Melchor 2016-06-27 12:17:25 +02:00
parent 97b6bdbc40
commit d978b2cde4
1 changed files with 2 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
libr/bin/format/elf/elf.c
View file

@ -551,14 +551,10 @@ static Sdb *store_versioninfo_gnu_verdef(struct Elf_(r_bin_elf_obj_t) *bin, Elf_
Elf_(Shdr) *link_shdr = NULL;
Sdb *sdb;
int cnt, i;
ut32 shdr_size = 0;
if (!UT32_MUL (&shdr_size, bin->ehdr.e_shnum, sizeof (Elf_(Shdr)))) {
if (shdr->sh_link > bin->ehdr.e_shnum) {
return false;
}
if (shdr->sh_link < shdr_size) {
link_shdr = &bin->shdr[shdr->sh_link];
}
link_shdr = &bin->shdr[shdr->sh_link];
Elf_(Verdef) *defs = calloc (shdr->sh_size, sizeof (char));
if (bin->shstrtab && shdr->sh_name < bin->shstrtab_size) {
section_name = &bin->shstrtab[shdr->sh_name];