KHeapChunkHeader: Difference between revisions
Jump to navigation
Jump to search
No edit summary |
No edit summary |
||
| Line 1: | Line 1: | ||
[[Category:Kernel objects]] | [[Category:Kernel objects]] | ||
This is the header | This is the header stored in FCRAM for each FCRAM heap chunk. The kernel maintains this structure. An attack like gspwn can overwrite this header, and exploit the kernel pre 9.3 (memchunkhax). | ||
Size : 0xC bytes? | Size : 0xC bytes? | ||
Revision as of 13:23, 27 September 2015
This is the header stored in FCRAM for each FCRAM heap chunk. The kernel maintains this structure. An attack like gspwn can overwrite this header, and exploit the kernel pre 9.3 (memchunkhax).
Size : 0xC bytes?
| Offset | Type | Description |
|---|---|---|
| 0x0 | u32 | Size (in 4K pages) |
| 0x4 | KHeapHeader* | Next |
| 0x8 | KHeapHeader* | Prev |