Fedora Linux 8712 Published by

A qemu security update has been released for Fedora 36.



SECURITY: Fedora 36 Update: qemu-6.2.0-17.fc36


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Fedora Update Notification
FEDORA-2023-c8a60f6f80
2023-01-19 13:13:04.126902
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Name : qemu
Product : Fedora 36
Version : 6.2.0
Release : 17.fc36
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:

ati-vga: out-of-bounds write in ati_2d_blt (CVE-2021-3638) (rhbz#1979882) qxl:
qxl_phys2virt unsafe address translation (CVE-2022-4144) (rhbz#2148542) linux-
user: default to -cpu max (rhbz#2121700)
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ChangeLog:

* Tue Jan 3 2023 Mauro Matteo Cascella - 2:6.2.0-17
- ati-vga: out-of-bounds write in ati_2d_blt (CVE-2021-3638) (rhbz#1979882)
- qxl: qxl_phys2virt unsafe address translation (CVE-2022-4144) (rhbz#2148542)
- linux-user: default to -cpu max (rhbz#2121700)
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References:

[ 1 ] 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
[ 2 ] Bug #2121700 - qemu-x86_64-static cannot run el9 binaries by default
  https://bugzilla.redhat.com/show_bug.cgi?id=2121700
[ 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
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2023-c8a60f6f80' 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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