https://lists.linaro.org/archives/list/lkft-triage@lists.linaro.org/message/BYSPEGCSA2MLNK3KALASPTJU6TJGALBQ/
Re: RETBleed: WARNING: Spectre v2 mitigation leaves CPU vulnerable to RETBleed attacks, data leaks...
data leaksretbleedwarningspectremitigation
https://www.kaspersky.co.uk/blog/retbleed-practical-exploitation/29402/
Retbleed exploitation in realistic setting | Kaspersky official blog
Google experts have demonstrated how the complex Retbleed hardware vulnerability in AMD CPUs can be effectively exploited.
kaspersky official blogretbleedexploitationrealisticsetting