3 ms·
But wait, how is it even considered a processor bug ? You write data inside the registers, yes, other processes can read these registers. It always been like
by rvnx 3y ago
But wait, how is it even considered a processor bug ?
You write data inside the registers, yes, other processes can read these registers.
It always been like this, and is absolutely normal.
It's the responsibility of the operating system to clear the registers if it is switching context.
- deleted 3y ago[deleted]
- duped 3y ago> But wait, how is it even considered a processor bug ? These side channel attacks allow an attacker to read registers from other processes before any context switching has occurred, or independently of any context switching (even if the OS has been written to correctly clear state).