CVE-2021-26318

Name of the Vulnerable Software and Affected Versions AMD CPUs (affected versions not specified)

Description 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. This issue is related to a Meltdown-type attack, which was initially thought not to affect AMD processors. The attack may allow an attacker to disclose kernel address space information using a side channel.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.