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Ubuntu 21.10 USN-5307-1 Critical: QEMU Denial Of Service Issues

ubuntu
Calendar Grey February 28, 2022
Dist Ubuntu Esm H88
Ubuntu's latest QEMU updates deliver essential security patches for vulnerabilities, enhancing memory management and I/O operations to prevent attacks and data leaks
Several security issues were fixed in QEMU.

Summary

Topics%20covered

Topics Covered

security advisory denial of service ubuntu software issues qemu

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 21.10: qemu-system 1:6.0+dfsg-2expubuntu1.2 qemu-system-arm 1:6.0+dfsg-2expubuntu1.2 qemu-system-mips 1:6.0+dfsg-2expubuntu1.2 qemu-system-misc 1:6.0+dfsg-2expubuntu1.2 qemu-system-ppc 1:6.0+dfsg-2expubuntu1.2 qemu-system-s390x 1:6.0+dfsg-2expubuntu1.2 qemu-system-sparc 1:6.0+dfsg-2expubuntu1.2 qemu-system-x86 1:6.0+dfsg-2expubuntu1.2 qemu-system-x86-microvm 1:6.0+dfsg-2expubuntu1.2 qemu-system-x86-xen 1:6.0+dfsg-2expubuntu1.2 Ubuntu 20.04 LTS: qemu-system 1:4.2-3ubuntu6.21 qemu-system-arm 1:4.2-3ubuntu6.21 qemu-system-mips 1:4.2-3ubuntu6.21 qemu-system-misc 1:4.2-3ubuntu6.21 qemu-system-ppc 1:4.2-3ubuntu6.21 qemu-system-s390x 1:4.2-3ubuntu6.21 qemu-system-sparc 1:4.2-3ubuntu6.21 qemu-system-x86 1:4.2-3ubuntu6.21 qemu-system-x86-microvm 1:4.2-3ubuntu6.21 qemu-system-x86-xen 1:4.2-3ubuntu6.21 Ubuntu 18.04 LTS: qemu-system 1:2.11+dfsg-1ubuntu7.39 qemu-system-arm 1:2.11+dfsg-1ubuntu7.39 qemu-system-mips 1:2.11+dfsg-1ubuntu7.39 qemu-system-misc 1:2.11+dfsg-1ubuntu7.39 qemu-system-ppc 1:2.11+dfsg-1ubuntu7.39 qemu-system-s390x 1:2.11+dfsg-1ubuntu7.39 qemu-system-sparc 1:2.11+dfsg-1ubuntu7.39 qemu-system-x86 1:2.11+dfsg-1ubuntu7.39 After a standard system update you need to restart all QEMU virtual machines to make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-5307-1

CVE-2021-20196, CVE-2021-20203, CVE-2021-3544, CVE-2021-3545,

CVE-2021-3546, CVE-2021-3682, CVE-2021-3713, CVE-2021-3748,

CVE-2021-3930, CVE-2021-4158, CVE-2022-0358

Severity
critical
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Low
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Critical

February 28, 2022

Topics%20covered

Topics Covered

security advisory denial of service ubuntu software issues qemu

Package Information

https://launchpad.net/ubuntu/+source/qemu/1:6.0+dfsg-2expubuntu1.2 https://launchpad.net/ubuntu/+source/qemu/1:4.2-3ubuntu6.21 https://launchpad.net/ubuntu/+source/qemu/1:2.11+dfsg-1ubuntu7.39

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