Fedora Linux 8781 Published by

A qemu security update has been released for Fedora 37.



SECURITY: Fedora 37 Update: qemu-7.0.0-12.fc37


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Fedora Update Notification
FEDORA-2022-22b1f8dae2
2022-12-14 01:58:49.552818
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Name : qemu
Product : Fedora 37
Version : 7.0.0
Release : 12.fc37
URL :   http://www.qemu.org/
Summary : QEMU is a FAST! processor emulator
Description :
qemu is an open source virtualizer that provides hardware
emulation for the KVM hypervisor. qemu acts as a virtual
machine monitor together with the KVM kernel modules, and emulates the
hardware for a full system such as a PC and its associated peripherals.

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Update Information:

hcd-xhci: infinite loop in xhci_ring_chain_length (CVE-2020-14394) ati-vga: out-
of-bounds write in ati_2d_blt (CVE-2021-3638) acpi erst: memory corruption
issues (CVE-2022-4172) qxl: qxl_phys2virt unsafe address translation
(CVE-2022-4144)
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ChangeLog:

* Tue Dec 6 2022 Mauro Matteo Cascella - 2:7.0.0-12
- hcd-xhci: infinite loop in xhci_ring_chain_length (CVE-2020-14394) (rhbz#1908050)
- ati-vga: out-of-bounds write in ati_2d_blt (CVE-2021-3638) (rhbz#1979882)
- acpi erst: memory corruption issues (CVE-2022-4172) (rhbz#2149106)
- qxl: qxl_phys2virt unsafe address translation (CVE-2022-4144) (rhbz#2148542)
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References:

[ 1 ] Bug #1908050 - CVE-2020-14394 qemu: infinite loop in xhci_ring_chain_length() in hw/usb/hcd-xhci.c [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1908050
[ 2 ] Bug #1979882 - CVE-2021-3638 qemu: ati-vga: inconsistent check in ati_2d_blt() may lead to out-of-bounds write [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1979882
[ 3 ] Bug #2148542 - CVE-2022-4144 qemu: QXL: qxl_phys2virt unsafe address translation can lead to out-of-bounds read [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=2148542
[ 4 ] Bug #2149106 - CVE-2022-4172 qemu: ACPI ERST: memory corruption issues in read_erst_record and write_erst_record [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=2149106
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2022-22b1f8dae2' at the command
line. For more information, refer to the dnf documentation available at
  http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
  https://fedoraproject.org/keys
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