CVE-2021-29657 log

Source
Severity Medium
Remote No
Type Privilege escalation
Description
A security issue has been found in the Linux kernel before version 5.11.12. There is a race condition between check and use of the nested VMCB controls in KVM.
Group Package Affected Fixed Severity Status Ticket
AVG-1797 linux-hardened 5.11.11.hardened1-1 5.11.13.hardened1-1 Medium Fixed
AVG-1767 linux-lts 5.10.27-1 5.10.28-1 Medium Fixed
AVG-1766 linux-zen 5.11.11.zen1-1 5.11.12.arch1-1 Medium Fixed
AVG-1764 linux 5.11.11.arch1-1 5.11.12.arch1-1 Medium Fixed
References
https://googleprojectzero.blogspot.com/2021/06/an-epyc-escape-case-study-of-kvm.html
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.11.12&id=c90804920978faba6b5fa91e82edc58e5ffd7d30
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.10.28&id=5f6625f5cd5c593fae05a6ce22b406166bc796b8