Difference between revisions of "IOS254"

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{{Infobox IOS
 
{{Infobox IOS
 +
| update = [[3.4]]
 
| version = v65280
 
| version = v65280
 
| type = stub
 
| type = stub
 +
| status = mothball
 +
| stubvariant = Unique
 
}}
 
}}
  
'''IOS 254''' is commonly used for various purposes:  
+
'''IOS254''' is commonly used for various purposes:  
  
* [[BootMii]] as an IOS, is installed to this slot.  
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* [[BootMii]] as an [[IOS]], is installed to this slot.  
* [[PatchMii]] uses this as a temporary IOS.  
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* [[PatchMii]] installs to this slot.
* [[System Menu 3.4]] included a copy of [[IOS9]] as IOS254 to block PatchMii (and maybe to break some pirate tools), but Nintendo replaced the wrong IOS number, since most pirate tools use [[IOS249]].  
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* [[3.4]] and [[3.5]] included a copy of [[IOS9]] as IOS254 to overwrite PatchMii, as that was the last place (besides [[IOS16]]) the [[signing bug]] could be exploited. Each IOS9 update was then copied to this IOS.
* [[System Menu 4.2]] included a [[Stub IOS]] in this slot, in an attempt to overwrite BootMii/IOS, but if failed, because the version number wasn't high enough.  
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* The [[4.3]] update included a [[Stub IOS]] in this slot, in an attempt to overwrite BootMii/IOS, which succeeded for BootMii versions earlier than 1.4. Versions 1.4 and above use version 65281 to prevent this.
  
 
{| class="wikitable"
 
{| class="wikitable"
 
|-
 
|-
 
! Version
 
! Version
! [[Trucha Bug]]?
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! [[Signing bug]]?
 +
! ES_Identify / [[:/dev/flash]]?
 
! [[STM Release Exploit]]?
 
! [[STM Release Exploit]]?
 
! Notes
 
! Notes
 
|-
 
|-
 
| v2
 
| v2
 +
| No
 
| No
 
| No
 
| Yes
 
| Yes
| Included in [[3.4]] update to block [[PatchMii]] (copy of [[IOS9]]).  
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| Included in 3.4 and 3.5 updates to block [[PatchMii]] (copy of [[IOS9]]).  
 
|-
 
|-
 
| v3
 
| v3
 +
| No
 
| No
 
| No
 
| No
 
| No
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|-
 
|-
 
| v260
 
| v260
| N/A
+
| No
| N/A
+
| No
| [[Stub IOS]] in [[4.2]] update to wipe out BootMii/IOS (failed) and reduce the number of IOS branches to be maintained
+
| No
 +
| Fixed more exploits ([[4.2]] update)
 
|-
 
|-
 
| v65280
 
| v65280
 
| N/A
 
| N/A
 
| N/A
 
| N/A
| [[Stub IOS]] in [[4.3]] update to wipe out BootMii/IOS
+
| N/A
 +
| [[Stub IOS]] in [[4.3]] update to wipe out BootMii/IOS and remove this IOS branch. Also included on [[RVL-CPU-20]] consoles
 
|}
 
|}
 +
 
{{Navbox IOS}}
 
{{Navbox IOS}}

Latest revision as of 05:49, 11 October 2021

IOS254
WiiDrawing.png
Release
System Update3.4
Technical info
TypeAnti-cIOS Stub IOS
StatusMothballed
Stub variantUnique


IOS254 is commonly used for various purposes:

  • BootMii as an IOS, is installed to this slot.
  • PatchMii installs to this slot.
  • 3.4 and 3.5 included a copy of IOS9 as IOS254 to overwrite PatchMii, as that was the last place (besides IOS16) the signing bug could be exploited. Each IOS9 update was then copied to this IOS.
  • The 4.3 update included a Stub IOS in this slot, in an attempt to overwrite BootMii/IOS, which succeeded for BootMii versions earlier than 1.4. Versions 1.4 and above use version 65281 to prevent this.
Version Signing bug? ES_Identify / /dev/flash? STM Release Exploit? Notes
v2 No No Yes Included in 3.4 and 3.5 updates to block PatchMii (copy of IOS9).
v3 No No No Included in 4.0 update to fix the STM Release Exploit.
v260 No No No Fixed more exploits (4.2 update)
v65280 N/A N/A N/A Stub IOS in 4.3 update to wipe out BootMii/IOS and remove this IOS branch. Also included on RVL-CPU-20 consoles