Description
The vga display update in mis-calculated the region for the dirty bitmap snapshot in case split screen mode is used causing a denial of service (assertion failure) in the cpu_physical_memory_snapshot_get_dirty function.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | qemu | 1:2.10.0+dfsg-2 | — |
| Debian 13 | qemu | 1:2.10.0+dfsg-2 | — |
| Debian 12 | qemu | 1:2.10.0+dfsg-2 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | qemu-img-rhev +3 | 10:2.10.0-21.el7 | RHSA-2018:1104 |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat OpenStack 12 | qemu-img-rhev +3 | 10:2.10.0-21.el7 | RHSA-2018:1113 |
| Red Hat OpenStack 11 | qemu-img-rhev +3 | 10:2.10.0-21.el7 | RHSA-2018:1113 |
| Red Hat OpenStack 10 | qemu-img-rhev +3 | 10:2.10.0-21.el7 | RHSA-2018:1113 |
| Red Hat OpenStack 9 | qemu-img-rhev +3 | 10:2.10.0-21.el7 | RHSA-2018:1113 |
| Red Hat OpenStack 8 | qemu-img-rhev +3 | 10:2.10.0-21.el7 | RHSA-2018:1113 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP3 | qemu | 2.9.1-6.28.1 | SUSE-SU-2019:0582-1 |
| SLES 12 SP2 | qemu | 2.6.2-41.49.1 | SUSE-SU-2019:0489-1 |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP3 | qemu | 2.9.1-6.28.1 | SUSE-SU-2019:0582-1 |
| SLES for SAP 12 SP2 | qemu | 2.6.2-41.49.1 | SUSE-SU-2019:0489-1 |
| SUSE OpenStack Cloud 7 | qemu | 2.6.2-41.49.1 | SUSE-SU-2019:0489-1 |
| SUSE Enterprise Storage 4 | qemu | 2.6.2-41.49.1 | SUSE-SU-2019:0489-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | qemu | 6.1.0-32.1 | openSUSE-SU-2024:11287-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | qemu +12 | 15:3.0.0-1.el7 | ELSA-2019-4585, ELSA-2018-4289, ELSA-2018-4285 |
Advisories 9
- RHSA-2018:1113 Red Hat Security Advisory: qemu-kvm-rhev security and bug fix update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- RHSA-2018:1104 Red Hat Security Advisory: qemu-kvm-rhev security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- SUSE-SU-2019:0489-1 Security update for qemu SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11287-1 qemu-6.1.0-32.1 on GA media SUSE / openSUSE Security Updates · May 7, 2025
- SUSE-SU-2019:0582-1 Security update for qemu SUSE / openSUSE Security Updates · May 2, 2025
- WID-SEC-2024-2016 QEMU: Mehrere Schwachstellen ermöglichen Denial of Service BSI CERT-Bund (WID) · Sep 2, 2024
- ELSA-2019-4585 Important: qemu security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Mar 15, 2019
- ELSA-2018-4289 Important: qemu security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Nov 28, 2018
- ELSA-2018-4285 Important: qemu security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Nov 20, 2018
References
- https://lists.gnu.org/archive/html/qemu-devel/2017-08/msg04685.html
- RHSA-2018:1104 vendor-advisory
- 100527 vdb-entry
- RHSA-2018:1113 vendor-advisory
- https://git.qemu.org/gitweb.cgi?p=qemu.git%3Ba=commit%3Bh=bfc56535f793c557aa754c50213fc5f882e6482d
- [oss-security] 20170910 Re: CVE-2017-13673 Qemu: vga: reachable assert failure during during display update mailing-list
- openSUSE-SU-2019:1074 vendor-advisory