# CVE-2020-35504: qemu-block-extra: A NULL pointer dereference flaw was found in the SCSI emulation support ofQEMU in versions before 6.0.0

CVE-2020-35504 is fixed in 25 products on 1 platform, first by qemu 1:2.11+dfsg-1ubuntu7.37, released June 15, 2021. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2020-35504
- Priority: Routine
- CVSS: n/a (Low)
- EPSS: 0.0034
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: May 28, 2021

## Description

A NULL pointer dereference flaw was found in the SCSI emulation support ofQEMU in versions before 6.0.0. This flaw allows a privileged guest user tocrash the QEMU process on the host, resulting in a denial of service. Thehighest threat from this vulnerability is to system availability.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | qemu Ubuntu 18.04.6 LTS (bionic) | 1:2.11+dfsg-1ubuntu7.37 | [qemu 1:2.11+dfsg-1ubuntu7.37](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-1-2.11-dfsg-1ubuntu7.37.md) | Jun 15, 2021 |
| Linux | qemu Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-block-extra Ubuntu 18.04.6 LTS (bionic) | 1:2.11+dfsg-1ubuntu7.37 | [qemu-block-extra 1:2.11+dfsg-1ubuntu7.37](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-block-extra-1-2.11-dfsg-1ubuntu7.37.md) | Jun 15, 2021 |
| Linux | qemu-block-extra Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-block-extra 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-block-extra-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-block-extra Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-block-extra 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-block-extra-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-block-extra Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-block-extra 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-block-extra-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-block-supplemental Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-block-supplemental 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-block-supplemental-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-block-supplemental Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-block-supplemental 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-block-supplemental-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-guest-agent Ubuntu 18.04.6 LTS (bionic) | 1:2.11+dfsg-1ubuntu7.37 | [qemu-guest-agent 1:2.11+dfsg-1ubuntu7.37](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-guest-agent-1-2.11-dfsg-1ubuntu7.37.md) | Jun 15, 2021 |
| Linux | qemu-guest-agent Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-guest-agent 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-guest-agent-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-guest-agent Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-guest-agent 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-guest-agent-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-guest-agent Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-guest-agent 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-guest-agent-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-kvm Ubuntu 18.04.6 LTS (bionic) | 1:2.11+dfsg-1ubuntu7.37 | [qemu-kvm 1:2.11+dfsg-1ubuntu7.37](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-kvm-1-2.11-dfsg-1ubuntu7.37.md) | Jun 15, 2021 |
| Linux | qemu-kvm Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-kvm 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-kvm-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-system Ubuntu 18.04.6 LTS (bionic) | 1:2.11+dfsg-1ubuntu7.37 | [qemu-system 1:2.11+dfsg-1ubuntu7.37](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-system-1-2.11-dfsg-1ubuntu7.37.md) | Jun 15, 2021 |
| Linux | qemu-system Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-system 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-system-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-system Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-system-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-system-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-arm Ubuntu 18.04.6 LTS (bionic) | 1:2.11+dfsg-1ubuntu7.37 | [qemu-system-arm 1:2.11+dfsg-1ubuntu7.37](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-system-arm-1-2.11-dfsg-1ubuntu7.37.md) | Jun 15, 2021 |
| Linux | qemu-system-arm Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-system-arm 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-system-arm-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-system-arm Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-arm 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-system-arm-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-arm Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-arm 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-system-arm-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-common Ubuntu 18.04.6 LTS (bionic) | 1:2.11+dfsg-1ubuntu7.37 | [qemu-system-common 1:2.11+dfsg-1ubuntu7.37](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-system-common-1-2.11-dfsg-1ubuntu7.37.md) | Jun 15, 2021 |
| Linux | qemu-system-common Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-system-common 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-system-common-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-system-common Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-common 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-system-common-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-common Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-common 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-system-common-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-data Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-system-data 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-system-data-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-system-data Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-data 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-system-data-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-data Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-data 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-system-data-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-gui Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-system-gui 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-system-gui-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-system-gui Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-gui 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-system-gui-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-gui Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-gui 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-system-gui-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-mips Ubuntu 18.04.6 LTS (bionic) | 1:2.11+dfsg-1ubuntu7.37 | [qemu-system-mips 1:2.11+dfsg-1ubuntu7.37](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-system-mips-1-2.11-dfsg-1ubuntu7.37.md) | Jun 15, 2021 |
| Linux | qemu-system-mips Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-system-mips 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-system-mips-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-system-mips Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-mips 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-system-mips-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-mips Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-mips 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-system-mips-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-misc Ubuntu 18.04.6 LTS (bionic) | 1:2.11+dfsg-1ubuntu7.37 | [qemu-system-misc 1:2.11+dfsg-1ubuntu7.37](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-system-misc-1-2.11-dfsg-1ubuntu7.37.md) | Jun 15, 2021 |
| Linux | qemu-system-misc Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-system-misc 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-system-misc-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-system-misc Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-misc 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-system-misc-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-misc Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-misc 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-system-misc-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-modules-opengl Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-modules-opengl 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-system-modules-opengl-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-modules-opengl Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-modules-opengl 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-system-modules-opengl-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-modules-spice Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-modules-spice 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-system-modules-spice-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-modules-spice Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-modules-spice 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-system-modules-spice-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-ppc Ubuntu 18.04.6 LTS (bionic) | 1:2.11+dfsg-1ubuntu7.37 | [qemu-system-ppc 1:2.11+dfsg-1ubuntu7.37](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-system-ppc-1-2.11-dfsg-1ubuntu7.37.md) | Jun 15, 2021 |
| Linux | qemu-system-ppc Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-system-ppc 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-system-ppc-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-system-ppc Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-ppc 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-system-ppc-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-ppc Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-ppc 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-system-ppc-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-s390x Ubuntu 18.04.6 LTS (bionic) | 1:2.11+dfsg-1ubuntu7.37 | [qemu-system-s390x 1:2.11+dfsg-1ubuntu7.37](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-system-s390x-1-2.11-dfsg-1ubuntu7.37.md) | Jun 15, 2021 |
| Linux | qemu-system-s390x Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-system-s390x 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-system-s390x-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-system-s390x Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-s390x 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-system-s390x-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-s390x Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-s390x 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-system-s390x-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-sparc Ubuntu 18.04.6 LTS (bionic) | 1:2.11+dfsg-1ubuntu7.37 | [qemu-system-sparc 1:2.11+dfsg-1ubuntu7.37](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-system-sparc-1-2.11-dfsg-1ubuntu7.37.md) | Jun 15, 2021 |
| Linux | qemu-system-sparc Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-system-sparc 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-system-sparc-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-system-sparc Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-sparc 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-system-sparc-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-sparc Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-sparc 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-system-sparc-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-x86 Ubuntu 18.04.6 LTS (bionic) | 1:2.11+dfsg-1ubuntu7.37 | [qemu-system-x86 1:2.11+dfsg-1ubuntu7.37](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-system-x86-1-2.11-dfsg-1ubuntu7.37.md) | Jun 15, 2021 |
| Linux | qemu-system-x86 Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-system-x86 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-system-x86-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-system-x86 Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-x86 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-system-x86-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-x86 Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-x86 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-system-x86-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-x86-microvm Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-system-x86-microvm 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-system-x86-microvm-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-system-x86-xen Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-system-x86-xen 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-system-x86-xen-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-system-x86-xen Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-x86-xen 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-system-x86-xen-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-x86-xen Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-x86-xen 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-system-x86-xen-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-xen Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-xen 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-system-xen-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-system-xen Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-system-xen 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-system-xen-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-user Ubuntu 18.04.6 LTS (bionic) | 1:2.11+dfsg-1ubuntu7.37 | [qemu-user 1:2.11+dfsg-1ubuntu7.37](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-user-1-2.11-dfsg-1ubuntu7.37.md) | Jun 15, 2021 |
| Linux | qemu-user Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-user 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-user-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-user Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-user 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-user-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-user Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-user 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-user-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-user-binfmt Ubuntu 18.04.6 LTS (bionic) | 1:2.11+dfsg-1ubuntu7.37 | [qemu-user-binfmt 1:2.11+dfsg-1ubuntu7.37](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-user-binfmt-1-2.11-dfsg-1ubuntu7.37.md) | Jun 15, 2021 |
| Linux | qemu-user-binfmt Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-user-binfmt 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-user-binfmt-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-user-binfmt Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-user-binfmt 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-user-binfmt-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-user-binfmt Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-user-binfmt 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-user-binfmt-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-user-static Ubuntu 18.04.6 LTS (bionic) | 1:2.11+dfsg-1ubuntu7.37 | [qemu-user-static 1:2.11+dfsg-1ubuntu7.37](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-user-static-1-2.11-dfsg-1ubuntu7.37.md) | Jun 15, 2021 |
| Linux | qemu-user-static Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-user-static 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-user-static-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-user-static Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-user-static 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-user-static-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-user-static Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-user-static 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-user-static-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-utils Ubuntu 18.04.6 LTS (bionic) | 1:2.11+dfsg-1ubuntu7.37 | [qemu-utils 1:2.11+dfsg-1ubuntu7.37](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-utils-1-2.11-dfsg-1ubuntu7.37.md) | Jun 15, 2021 |
| Linux | qemu-utils Ubuntu 20.04 LTS (focal) | 1:4.2-3ubuntu6.17 | [qemu-utils 1:4.2-3ubuntu6.17](https://patchblox.com/security/data/fix/linux/ubuntu-focal-qemu-utils-1-4.2-3ubuntu6.17.md) | Jun 17, 2021 |
| Linux | qemu-utils Ubuntu 24.10 (oracular) | 1:6.0+dfsg-1~ubuntu3 | [qemu-utils 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-qemu-utils-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |
| Linux | qemu-utils Ubuntu 25.04 (plucky) | 1:6.0+dfsg-1~ubuntu3 | [qemu-utils 1:6.0+dfsg-1~ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-utils-1-6.0-dfsg-1-ubuntu3.md) | Jan 16, 2026 |

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Data as of 2026-11-08T00:53:09Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

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