openpixelsystems/c-copy-failC-based exploit for CVE-2026-31431 in the Linux Kernel Crypto API, targeting aarch64 and amd64 architectures with shellcode generation and ancillary data exploitation.
CVE-2026-31431 in Linux Kernel Crypto API
main website <https://copy.fail/>_
aarch64 syscalls <https://arm64.syscall.sh/>_
pwntools for generating shell code <https://docs.pwntools.com>_
how ancillary data work in sendmsg() <https://www.w3tutorials.net/blog/how-does-ancillary-data-in-sendmsg-work/>_
