Advisory Published

USN-6567-1: QEMU vulnerabilities

First published: Mon Jan 08 2024(Updated: )

Gaoning Pan and Xingwei Li discovered that QEMU incorrectly handled the USB xHCI controller device. A privileged guest attacker could possibly use this issue to cause QEMU to crash, leading to a denial of service. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2020-14394) It was discovered that QEMU incorrectly handled the TCG Accelerator. A local attacker could use this issue to cause QEMU to crash, leading to a denial of service, or possibly execute arbitrary code and esclate privileges. This issue only affected Ubuntu 20.04 LTS. (CVE-2020-24165) It was discovered that QEMU incorrectly handled the Intel HD audio device. A malicious guest attacker could use this issue to cause QEMU to crash, leading to a denial of service. This issue only affected Ubuntu 22.04 LTS. (CVE-2021-3611) It was discovered that QEMU incorrectly handled the ATI VGA device. A malicious guest attacker could use this issue to cause QEMU to crash, leading to a denial of service. This issue only affected Ubuntu 20.04 LTS. (CVE-2021-3638) It was discovered that QEMU incorrectly handled the VMWare paravirtual RDMA device. A malicious guest attacker could use this issue to cause QEMU to crash, leading to a denial of service. (CVE-2023-1544) It was discovered that QEMU incorrectly handled the 9p passthrough filesystem. A malicious guest attacker could possibly use this issue to open special files and escape the exported 9p tree. This issue only affected Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and Ubuntu 23.04. (CVE-2023-2861) It was discovered that QEMU incorrectly handled the virtual crypto device. A malicious guest attacker could use this issue to cause QEMU to crash, leading to a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and Ubuntu 23.04. (CVE-2023-3180) It was discovered that QEMU incorrectly handled the built-in VNC server. A remote authenticated attacker could possibly use this issue to cause QEMU to stop responding, resulting in a denial of service. This issue only affected Ubuntu 22.04 LTS and Ubuntu 23.04. (CVE-2023-3255) It was discovered that QEMU incorrectly handled net device hot-unplugging. A malicious guest attacker could use this issue to cause QEMU to crash, leading to a denial of service. This issue only affected Ubuntu 22.04 LTS and Ubuntu 23.04. (CVE-2023-3301) It was discovered that QEMU incorrectly handled the built-in VNC server. A remote attacker could possibly use this issue to cause QEMU to crash, resulting in a denial of service. This issue only affected Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and Ubuntu 23.04. (CVE-2023-3354) It was discovered that QEMU incorrectly handled NVME devices. A malicious guest attacker could use this issue to cause QEMU to crash, leading to a denial of service. This issue only affected Ubuntu 23.10. (CVE-2023-40360) It was discovered that QEMU incorrectly handled NVME devices. A malicious guest attacker could use this issue to cause QEMU to crash, leading to a denial of service, or possibly obtain sensitive information. This issue only affected Ubuntu 23.10. (CVE-2023-4135) It was discovered that QEMU incorrectly handled SCSI devices. A malicious guest attacker could use this issue to cause QEMU to crash, leading to a denial of service. This issue only affected Ubuntu 23.04 and Ubuntu 23.10. (CVE-2023-42467) It was discovered that QEMU incorrectly handled certain disk offsets. A malicious guest attacker could possibly use this issue to gain control of the host in certain nested virtualization scenarios. (CVE-2023-5088)

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/qemu-system<1:8.0.4+dfsg-1ubuntu3.23.10.2
1:8.0.4+dfsg-1ubuntu3.23.10.2
Ubuntu=23.10
All of
ubuntu/qemu-system-arm<1:8.0.4+dfsg-1ubuntu3.23.10.2
1:8.0.4+dfsg-1ubuntu3.23.10.2
Ubuntu=23.10
All of
ubuntu/qemu-system-mips<1:8.0.4+dfsg-1ubuntu3.23.10.2
1:8.0.4+dfsg-1ubuntu3.23.10.2
Ubuntu=23.10
All of
ubuntu/qemu-system-misc<1:8.0.4+dfsg-1ubuntu3.23.10.2
1:8.0.4+dfsg-1ubuntu3.23.10.2
Ubuntu=23.10
All of
ubuntu/qemu-system-ppc<1:8.0.4+dfsg-1ubuntu3.23.10.2
1:8.0.4+dfsg-1ubuntu3.23.10.2
Ubuntu=23.10
All of
ubuntu/qemu-system-s390x<1:8.0.4+dfsg-1ubuntu3.23.10.2
1:8.0.4+dfsg-1ubuntu3.23.10.2
Ubuntu=23.10
All of
ubuntu/qemu-system-sparc<1:8.0.4+dfsg-1ubuntu3.23.10.2
1:8.0.4+dfsg-1ubuntu3.23.10.2
Ubuntu=23.10
All of
ubuntu/qemu-system-x86<1:8.0.4+dfsg-1ubuntu3.23.10.2
1:8.0.4+dfsg-1ubuntu3.23.10.2
Ubuntu=23.10
All of
ubuntu/qemu-system-x86-xen<1:8.0.4+dfsg-1ubuntu3.23.10.2
1:8.0.4+dfsg-1ubuntu3.23.10.2
Ubuntu=23.10
All of
ubuntu/qemu-system-xen<1:8.0.4+dfsg-1ubuntu3.23.10.2
1:8.0.4+dfsg-1ubuntu3.23.10.2
Ubuntu=23.10
All of
ubuntu/qemu-system<1:7.2+dfsg-5ubuntu2.4
1:7.2+dfsg-5ubuntu2.4
Ubuntu=23.04
All of
ubuntu/qemu-system-arm<1:7.2+dfsg-5ubuntu2.4
1:7.2+dfsg-5ubuntu2.4
Ubuntu=23.04
All of
ubuntu/qemu-system-mips<1:7.2+dfsg-5ubuntu2.4
1:7.2+dfsg-5ubuntu2.4
Ubuntu=23.04
All of
ubuntu/qemu-system-misc<1:7.2+dfsg-5ubuntu2.4
1:7.2+dfsg-5ubuntu2.4
Ubuntu=23.04
All of
ubuntu/qemu-system-ppc<1:7.2+dfsg-5ubuntu2.4
1:7.2+dfsg-5ubuntu2.4
Ubuntu=23.04
All of
ubuntu/qemu-system-s390x<1:7.2+dfsg-5ubuntu2.4
1:7.2+dfsg-5ubuntu2.4
Ubuntu=23.04
All of
ubuntu/qemu-system-sparc<1:7.2+dfsg-5ubuntu2.4
1:7.2+dfsg-5ubuntu2.4
Ubuntu=23.04
All of
ubuntu/qemu-system-x86<1:7.2+dfsg-5ubuntu2.4
1:7.2+dfsg-5ubuntu2.4
Ubuntu=23.04
All of
ubuntu/qemu-system-x86-xen<1:7.2+dfsg-5ubuntu2.4
1:7.2+dfsg-5ubuntu2.4
Ubuntu=23.04
All of
ubuntu/qemu-system-xen<1:7.2+dfsg-5ubuntu2.4
1:7.2+dfsg-5ubuntu2.4
Ubuntu=23.04
All of
ubuntu/qemu<1:6.2+dfsg-2ubuntu6.16
1:6.2+dfsg-2ubuntu6.16
Ubuntu=22.04
All of
ubuntu/qemu-system-arm<1:6.2+dfsg-2ubuntu6.16
1:6.2+dfsg-2ubuntu6.16
Ubuntu=22.04
All of
ubuntu/qemu-system-mips<1:6.2+dfsg-2ubuntu6.16
1:6.2+dfsg-2ubuntu6.16
Ubuntu=22.04
All of
ubuntu/qemu-system-misc<1:6.2+dfsg-2ubuntu6.16
1:6.2+dfsg-2ubuntu6.16
Ubuntu=22.04
All of
ubuntu/qemu-system-ppc<1:6.2+dfsg-2ubuntu6.16
1:6.2+dfsg-2ubuntu6.16
Ubuntu=22.04
All of
ubuntu/qemu-system-s390x<1:6.2+dfsg-2ubuntu6.16
1:6.2+dfsg-2ubuntu6.16
Ubuntu=22.04
All of
ubuntu/qemu-system-sparc<1:6.2+dfsg-2ubuntu6.16
1:6.2+dfsg-2ubuntu6.16
Ubuntu=22.04
All of
ubuntu/qemu-system-x86<1:6.2+dfsg-2ubuntu6.16
1:6.2+dfsg-2ubuntu6.16
Ubuntu=22.04
All of
ubuntu/qemu-system-x86-microvm<1:6.2+dfsg-2ubuntu6.16
1:6.2+dfsg-2ubuntu6.16
Ubuntu=22.04
All of
ubuntu/qemu-system-x86-xen<1:6.2+dfsg-2ubuntu6.16
1:6.2+dfsg-2ubuntu6.16
Ubuntu=22.04
All of
ubuntu/qemu<1:4.2-3ubuntu6.28
1:4.2-3ubuntu6.28
Ubuntu=20.04
All of
ubuntu/qemu-system<1:4.2-3ubuntu6.28
1:4.2-3ubuntu6.28
Ubuntu=20.04
All of
ubuntu/qemu-system-arm<1:4.2-3ubuntu6.28
1:4.2-3ubuntu6.28
Ubuntu=20.04
All of
ubuntu/qemu-system-mips<1:4.2-3ubuntu6.28
1:4.2-3ubuntu6.28
Ubuntu=20.04
All of
ubuntu/qemu-system-misc<1:4.2-3ubuntu6.28
1:4.2-3ubuntu6.28
Ubuntu=20.04
All of
ubuntu/qemu-system-ppc<1:4.2-3ubuntu6.28
1:4.2-3ubuntu6.28
Ubuntu=20.04
All of
ubuntu/qemu-system-s390x<1:4.2-3ubuntu6.28
1:4.2-3ubuntu6.28
Ubuntu=20.04
All of
ubuntu/qemu-system-sparc<1:4.2-3ubuntu6.28
1:4.2-3ubuntu6.28
Ubuntu=20.04
All of
ubuntu/qemu-system-x86<1:4.2-3ubuntu6.28
1:4.2-3ubuntu6.28
Ubuntu=20.04
All of
ubuntu/qemu-system-x86-microvm<1:4.2-3ubuntu6.28
1:4.2-3ubuntu6.28
Ubuntu=20.04
All of
ubuntu/qemu-system-x86-xen<1:4.2-3ubuntu6.28
1:4.2-3ubuntu6.28
Ubuntu=20.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of USN-6567-1?

    The USN-6567-1 vulnerability has a severity rating that indicates a potential denial of service risk for QEMU users.

  • How do I mitigate USN-6567-1?

    To mitigate the USN-6567-1 vulnerability, update QEMU to the version 1:8.0.4+dfsg-1ubuntu3.23.10.2 or later for Ubuntu 20.04 LTS and 22.04 LTS.

  • Which systems are affected by USN-6567-1?

    USN-6567-1 affects Ubuntu 20.04 LTS and Ubuntu 22.04 LTS running QEMU with vulnerable versions.

  • Can USN-6567-1 be exploited remotely?

    Yes, a privileged guest attacker may exploit USN-6567-1 through crafted USB xHCI controller requests.

  • What components are impacted by USN-6567-1?

    USN-6567-1 impacts various QEMU system packages including qemu-system-arm, qemu-system-x86, and others.

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