macho

About this tag
The Mach-O tag on WindowsForum.com covers discussions about the Mach-O executable format, primarily in the context of cross-platform tooling and security. A notable thread addresses CVE-2023-25588, a vulnerability in GNU Binutils where an uninitialized field in the BFD library can cause crashes when processing crafted Mach-O files. This issue affects tools like objdump and readelf, posing a reliability and supply-chain risk for environments handling untrusted binaries. The tag is relevant for developers, security researchers, and IT professionals working with binary analysis, reverse engineering, or cross-compilation involving Mach-O files on Windows or other platforms.

  1. CVE-2023-25588: Binutils Mach-O crash from uninitialized the_bfd field

    A subtle, low-level memory bug in the GNU Binutils BFD library — an uninitialized field named the_bfd inside the asymbol structure when handled by bfd_mach_o_get_synthetic_symtab — can cause commonly used tools (objdump/readelf/strip/etc.) to crash when they process crafted Mach‑O objects...