cve/2018/CVE-2018-7642.md

CVE-2018-7642

Description

The swap_std_reloc_in function in aoutx.h in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.30, allows remote attackers to cause a denial of service (aout_32_swap_std_reloc_out NULL pointer dereference and application crash) via a crafted ELF file, as demonstrated by objcopy.

POC

Reference

• https://sourceware.org/bugzilla/show_bug.cgi?id=22887
• https://sourceware.org/bugzilla/show_bug.cgi?id=22887

Github

• https://github.com/andir/nixos-issue-db-example