Side-channels Related to the x86 PREFETCH Instruction
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 0.3%
exploitation probability
0.3%top 74% of all CVEs
observed exploitation
nono source reports it
A timing and power-based side channel attack leveraging the x86 PREFETCH instructions on some AMD CPUs could potentially result in leaked kernel address space information.
Affected products
AMD · All supported processors