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Fedora 35: FEDORA-2021-5a0c7bc619 Moderate: Xen Race Condition

fedora
Calendar Grey September 24, 2021
Dist Fedora Esm H88
Debian patches kernel for vulnerability linked to memory leakage in BUFFER_ALLOC which affects system bootloader functionalities.
Another race in XENMAPSPACE_grant_table handling [XSA-384, CVE-2021-28701] bugfix for XSA-380 stop editing grub files in /boot/efi/EFI/fedora

Summary

This package contains the XenD daemon and xm command line

tools, needed to manage virtual machines running under the

Xen hypervisor

Another race in XENMAPSPACE_grant_table handling [XSA-384, CVE-2021-28701]

bugfix for XSA-380 stop editing grub files in /boot/efi/EFI/fedora

* Wed Sep 8 2021 Michael Young - 4.15.0-7

- Another race in XENMAPSPACE_grant_table handling [XSA-384, CVE-2021-28701]

- bugfix for XSA-380

- stop editing grub files in /boot/efi/EFI/fedora

[ 1 ] Bug #2002785 - CVE-2021-28701 xen: another race in XENMAPSPACE_grant_table handling

https://bugzilla.redhat.com/show_bug.cgi?id=2002785

su -c 'dnf upgrade --advisory FEDORA-2021-5a0c7bc619' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

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Change Log

References

Update Instructions

Severity
important
Lowest
Low
Medium
High
Critical

Product: Fedora 35
Version: 4.15.0
Release: 7.fc35
Summary: Xen is a virtual machine monitor

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