Bounds check shstrtab in PackVmlinuxBase<T>::canPack()

2015-08-10 05:45:52 -07:00 · 2015-08-10 05:45:52 -07:00 · 718a1da262
commit 718a1da262
parent b89c3ebb42
1 changed files with 1 additions and 0 deletions
--- a/src/p_vmlinx.cpp
+++ b/src/p_vmlinx.cpp
@ -165,6 +165,7 @@ bool PackVmlinuxBase<T>::canPack()
        int j;
        for (p = shdri, j= ehdri.e_shnum; --j>=0; ++p) {
            if (Shdr::SHT_PROGBITS==p->sh_type
+            && (p->sh_name  + shstrsec->sh_offset) < (unsigned)file_size
            && 0==strcmp("__ksymtab", p->sh_name + shstrtab)) {
                break;
            }