jm33_ng

how to disable WP when cr0 is "pinned"?

you can read my previous article

according to this stackoverflow question, we cannot:

• disable CR0's Write-Protection bits
• set RO page to RW

i think ive found a solution:

since lkm runs in ring0, why not just write to cr0 directly, why bother …

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this commit makes write_cr0(read_cr0() | 0x10000) useless, next time you see a 5.x linux kernel, good luck

according to this stackoverflow question, we cannot:

• disable CR0's Write-Protection bits
• set RO page to RW

i think ive found a solution:

since lkm runs in ring0, why not just write to …

View comments.