Issues

• Please add SDL support

  viralcode/vib-OS#72 · Filter by author IForgotMyPasswordLol237 opened on Sep 27, 2026

• Global heap without process isolation

  viralcode/vib-OS#67 · Filter by author CupCupRay opened on Apr 22, 2026

• Predictable ISN + ARP poisoning + TCP underflow

  viralcode/vib-OS#66 · Filter by author CupCupRay opened on Apr 22, 2026

• is_valid_user_ptr (kernel/syscall/syscall.c) has an overly narrow blacklist, while sys_sound_play allows arbitrary reads

  viralcode/vib-OS#65 · Filter by author CupCupRay opened on Apr 22, 2026

• The ELF loader (kernel/loader/elf.c) has no target address verification, allowing arbitrary kernel writes

  viralcode/vib-OS#64 · Filter by author CupCupRay opened on Apr 22, 2026

• issue running the built OS

  viralcode/vib-OS#62 · Filter by author donjamies1234567890 opened on Mar 14, 2026
  4

• create-boot-image.sh fails on Linux: macOS-only tools + invalid dd usage

  viralcode/vib-OS#58 · Filter by author hemanthshashidhar opened on Jan 25, 2026

• DNS: Compression pointers are not validated for range or loops

  viralcode/vib-OS#57 · Filter by author braindigitalis opened on Jan 24, 2026

• DNS: Name skipping logic can walk arbitrarily far on malformed labels

  viralcode/vib-OS#56 · Filter by author braindigitalis opened on Jan 24, 2026

• DNS: Critical out-of-bounds read in the question skip loop

  viralcode/vib-OS#55 · Filter by author braindigitalis opened on Jan 24, 2026

• x86_64 cmpxchgl constraints are odd and easy to miscompile

  viralcode/vib-OS#54 · Filter by author braindigitalis opened on Jan 24, 2026

• ARM64: sevl / wfe usage can hang indefinitely

  viralcode/vib-OS#53 · Filter by author braindigitalis opened on Jan 24, 2026

• atof() is not an atof() (parses integers only)

  viralcode/vib-OS#51 · Filter by author braindigitalis opened on Jan 24, 2026

• exit() calls handlers then _exit(); abort() uses _exit(134) (semantic mismatch

  viralcode/vib-OS#50 · Filter by author braindigitalis opened on Jan 24, 2026

• atexit uses a fixed-size array with no concurrency/recursion protection

  viralcode/vib-OS#49 · Filter by author braindigitalis opened on Jan 24, 2026

• malloc_header.used is unused for correctness and may mislead

  viralcode/vib-OS#48 · Filter by author braindigitalis opened on Jan 24, 2026

• Static heap makes all allocations share one global lifetime; free() is non-functional

  viralcode/vib-OS#47 · Filter by author braindigitalis opened on Jan 24, 2026

• Allocator is not thread-safe / re-entrant

  viralcode/vib-OS#46 · Filter by author braindigitalis opened on Jan 24, 2026

• realloc() trusts header size and copies that many bytes

  viralcode/vib-OS#45 · Filter by author braindigitalis opened on Jan 24, 2026

• Double-free / invalid-free have no detection, but still write to header

  viralcode/vib-OS#44 · Filter by author braindigitalis opened on Jan 24, 2026

• free() accepts arbitrary pointers and blindly treats them as heap blocks

  viralcode/vib-OS#43 · Filter by author braindigitalis opened on Jan 24, 2026

• ALIGN(sizeof(header) + size) can overflow

  viralcode/vib-OS#42 · Filter by author braindigitalis opened on Jan 24, 2026

• malloc uses heap_used + total without overflow protection

  viralcode/vib-OS#41 · Filter by author braindigitalis opened on Jan 24, 2026

• calloc integer overflow in nmemb * size can under-allocate then zero too much

  viralcode/vib-OS#40 · Filter by author braindigitalis opened on Jan 24, 2026

• No memory barriers / ordering guarantees

  viralcode/vib-OS#39 · Filter by author My-Bad-2 opened on Jan 24, 2026