kernel is vulnerable to Information Disclosure. This vulnerability occurs in some Intel® processors due to return predictor targets being shared non-transparently between contexts. This allows a potential attacker to view and disclose sensitive information through local access.
access.redhat.com/errata/RHSA-2022:7337
access.redhat.com/security/updates/classification/#important
access.redhat.com/solutions/6971358
bugzilla.redhat.com/show_bug.cgi?id=2115065
www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/advisory-guidance/post-barrier-return-stack-buffer-predictions.html