Issues

• MIPS: incorrect BZHI - missing qemu patch

  unicorn-engine/unicorn#2419 · Filter by author toby-bro opened on Sep 28, 2026

• [Feature Request] Improve Windows-native host/target header generation for Android cross-compilation

  unicorn-engine/unicorn#2407 · Filter by author mrpso opened on Aug 29, 2026

• Suggestions for improving SECURITY.md

  unicorn-engine/unicorn#2404 · Filter by author unknown-1-0 opened on Aug 21, 2026

• RISC-V: allow guest trap handlers to receive exceptions

  unicorn-engine/unicorn#2402 · Filter by author Kreijstal opened on Aug 20, 2026

• RISC-V: mret sets mstatus.MPP=U on harts without U-mode

  unicorn-engine/unicorn#2391 · Filter by author carlosqwqqwq opened on Aug 12, 2026

• RISC-V: execution starts from an odd PC (IALIGN=16 violation)

  unicorn-engine/unicorn#2390 · Filter by author carlosqwqqwq opened on Aug 12, 2026

• RISC-V: D-width atomic instructions retire on harts without the A extension

  unicorn-engine/unicorn#2389 · Filter by author carlosqwqqwq opened on Aug 12, 2026

• RISC-V: fsgnj.d/fmv.d retire without F/D extension

  unicorn-engine/unicorn#2388 · Filter by author carlosqwqqwq opened on Aug 12, 2026
  6

• RISC-V: U-mode hpmcounter* reads retire even with mcounteren=0

  unicorn-engine/unicorn#2387 · Filter by author carlosqwqqwq opened on Aug 12, 2026

• Flaky test: arm_movr12_hang intermittently fails on the macos-14 - x86_64 wheel job

  unicorn-engine/unicorn#2383 · Filter by author retrocpugeek opened on Aug 8, 2026
  2

• m68k: reg_read(UC_M68K_REG_SR) silently destroys the guest's condition codes (after any reg_write of SR)

  unicorn-engine/unicorn#2380 · Filter by author cwright7101 opened on Aug 4, 2026

• m68k: rte never completes — raises EXCP_RTE (0x100) forever, PC and A7 unchanged

  unicorn-engine/unicorn#2379 · Filter by author cwright7101 opened on Aug 4, 2026

• question about TLB-lookups with UC_TLB_VIRTUAL / weird lookup

  unicorn-engine/unicorn#2376 · Filter by author kittennbfive opened on Jul 28, 2026
  2

• Memory access rights ignored unless mem hook is set

  unicorn-engine/unicorn#2369 · Filter by author boborjan2 opened on Jul 22, 2026
  13

• writes to readonly mem get discarded when MEM_WRITE_PROT hook returns true

  unicorn-engine/unicorn#2368 · Filter by author boborjan2 opened on Jul 21, 2026
  3

• x86 self modifying code regression broken

  unicorn-engine/unicorn#2367 · Filter by author boborjan2 opened on Jul 20, 2026
  17

• Next release

  unicorn-engine/unicorn#2356 · Filter by author wtdcode opened on Jul 4, 2026

• TriCore: ld.bu with base+offset pre/post-increment addressing sign-extends the byte (should zero-extend)

  bugqemu-bug
  unicorn-engine/unicorn#2348 · Filter by author ionutkep opened on Jun 25, 2026
  3

• MIPS: ll/lld raise spurious EXCP_AdEL above useg under UC_TLB_VIRTUAL

  unicorn-engine/unicorn#2345 · Filter by author retrocpugeek opened on Jun 23, 2026

• vtlb hook and pc sync

  unicorn-engine/unicorn#2342 · Filter by author PhilippTakacs opened on Jun 16, 2026
  5

• emu_start does not honor until after TB chaining across runs (order-dependent fall-through)

  unicorn-engine/unicorn#2341 · Filter by author retrocpugeek opened on Jun 15, 2026

• Sparc: Feature Request: Expose Missing SPARC/SPARCV9 Control, Status, and NPC Registers in Public API

  unicorn-engine/unicorn#2338 · Filter by author gnudles opened on May 26, 2026
  1

• Missing arm_rebuild_hflags call after writing to UC_ARM64_REG_PSTATE?

  unicorn-engine/unicorn#2333 · Filter by author yt6983138 opened on May 17, 2026

• uc_mem_read/write/unmap/protect skip the address + size overflow check that uc_mem_map already has

  unicorn-engine/unicorn#2321 · Filter by author MarkLee131 opened on Apr 25, 2026

• uc_context_restore reads back fields from a struct the user owns; three crash classes follow

  unicorn-engine/unicorn#2320 · Filter by author MarkLee131 opened on Apr 25, 2026
  3