kernel is vulnerable to information disclosure. The vulnerability exists due to undesirable speculative loads, leading to disclosure of stack content via side-channel attacks.
www.openwall.com/lists/oss-security/2021/05/04/4
access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/
access.redhat.com/errata/RHSA-2021:4140
access.redhat.com/security/updates/classification/#moderate
bugzilla.redhat.com/show_bug.cgi?id=1957788
github.com/torvalds/linux/commit/801c6058d14a82179a7ee17a4b532cac6fad067f
lists.debian.org/debian-lts-announce/2021/06/msg00019.html
lists.fedoraproject.org/archives/list/[email protected]/message/VWCZ6LJLENL2C3URW5ICARTACXPFCFN2/
lists.fedoraproject.org/archives/list/[email protected]/message/Y4X2G5YAPYJGI3PFEZZNOTRYI33GOCCZ/
lists.fedoraproject.org/archives/list/[email protected]/message/ZI7OBCJQDNWMKLBP6MZ5NV4EUTDAMX6Q/