arch/powerpc/kvm/book3s_rtas.c in the Linux kernel on the powerpc platform allows KVM guest OS users to cause host OS memory corruption via syscalls from the guest. Reference: https://lore.kernel.org/linuxppc-dev/87im0x1lqi.fsf@mpe.ellerman.id.au/T/#u Upstream patch: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f62f3c20647ebd5fb6ecb8f0b477b9281c44c10a
Created kernel tracking bugs for this issue: Affects: fedora-all [bug 1986507]
Ah, i'll fix that now.
This issue has been addressed in the following products: Red Hat Enterprise Linux 8 Via RHSA-2021:3436 https://access.redhat.com/errata/RHSA-2021:3436
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s): https://access.redhat.com/security/cve/cve-2021-37576
This issue has been addressed in the following products: Red Hat Enterprise Linux 8.1 Extended Update Support Via RHSA-2021:3442 https://access.redhat.com/errata/RHSA-2021:3442
This issue has been addressed in the following products: Red Hat Enterprise Linux 8.2 Extended Update Support Via RHSA-2021:3443 https://access.redhat.com/errata/RHSA-2021:3443
This issue has been addressed in the following products: Red Hat Enterprise Linux 8.1 Extended Update Support Via RHSA-2021:3444 https://access.redhat.com/errata/RHSA-2021:3444
This issue has been addressed in the following products: Red Hat Enterprise Linux 8.2 Extended Update Support Via RHSA-2021:3446 https://access.redhat.com/errata/RHSA-2021:3446
This issue has been addressed in the following products: Red Hat Enterprise Linux 8 Via RHSA-2021:3447 https://access.redhat.com/errata/RHSA-2021:3447
This issue has been addressed in the following products: Red Hat Enterprise Linux 7.4 Advanced Update Support Via RHSA-2021:3725 https://access.redhat.com/errata/RHSA-2021:3725
This issue has been addressed in the following products: Red Hat Enterprise Linux 7.3 Advanced Update Support Via RHSA-2021:3766 https://access.redhat.com/errata/RHSA-2021:3766
This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Via RHSA-2021:3768 https://access.redhat.com/errata/RHSA-2021:3768
This issue has been addressed in the following products: Red Hat Enterprise Linux 7.6 Advanced Update Support Red Hat Enterprise Linux 7.6 Update Services for SAP Solutions Red Hat Enterprise Linux 7.6 Telco Extended Update Support Via RHSA-2021:3812 https://access.redhat.com/errata/RHSA-2021:3812
This issue has been addressed in the following products: Red Hat Enterprise Linux 7.6 Update Services for SAP Solutions Via RHSA-2021:3814 https://access.redhat.com/errata/RHSA-2021:3814
This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Via RHSA-2021:3801 https://access.redhat.com/errata/RHSA-2021:3801
This issue has been addressed in the following products: Red Hat Enterprise Linux 7.7 Advanced Update Support Red Hat Enterprise Linux 7.7 Update Services for SAP Solutions Red Hat Enterprise Linux 7.7 Telco Extended Update Support Via RHSA-2021:3987 https://access.redhat.com/errata/RHSA-2021:3987
This issue has been addressed in the following products: Red Hat Enterprise Linux 7.7 Update Services for SAP Solutions Via RHSA-2021:4000 https://access.redhat.com/errata/RHSA-2021:4000