Description
Heap-based buffer overflow in Cirrus CLGD 54xx VGA Emulator in Quick Emulator (Qemu) 2.8 and earlier allows local guest OS users to execute arbitrary code or cause a denial of service (crash) via vectors related to a VNC client updating its display after a VGA operation.
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 | 1:2.8+dfsg-4 | — |
| Debian 13 | qemu | 1:2.8+dfsg-4 | — |
| Debian 12 | qemu | 1:2.8+dfsg-4 | — |
| Debian 8 | qemu | 1:2.1+dfsg-12+deb8u7 | DLA-1497-1 |
| Debian 7 | qemu | 1.1.2+dfsg-6+deb7u22 | DLA-1035-1 |
| Debian 7 | qemu-kvm | 1.1.2+dfsg-6+deb7u21 | DLA-939-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | qemu | 1:2.5+dfsg-5ubuntu10.14 | USN-3289-1 |
| Ubuntu 14.04 LTS | qemu | 2.0.0+dfsg-2ubuntu1.34 | USN-3289-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | qemu-img +3 | 10:1.5.3-126.el7_3.9 | RHSA-2017:1430 |
| RHEL 6 | qemu-img +6 | 2:0.12.1.2-2.503.el6_9.3 | RHSA-2017:1206, RHSA-2017:1205 |
Show 6 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat OpenStack 10 | qemu-img-rhev +3 | 10:2.6.0-28.el7_3.9 | RHSA-2017:0988 |
| Red Hat OpenStack 9 | qemu-img-rhev +3 | 10:2.6.0-28.el7_3.9 | RHSA-2017:0984 |
| Red Hat OpenStack 8 | qemu-img-rhev +3 | 10:2.6.0-28.el7_3.9 | RHSA-2017:0983 |
| Red Hat OpenStack 7 | qemu-img-rhev +3 | 10:2.6.0-28.el7_3.9 | RHSA-2017:0982 |
| Red Hat OpenStack 6 | qemu-img-rhev +3 | 10:2.6.0-28.el7_3.9 | RHSA-2017:0981 |
| Red Hat OpenStack 5 | qemu-img-rhev +2 | 2:0.12.1.2-2.503.el6_9.3 | RHSA-2017:1441, RHSA-2017:0980 |
| Red Hat OpenStack 5 | qemu-kvm-tools-rhev +1 | 10:2.6.0-28.el7_3.9 | RHSA-2017:0980 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP2 | qemu | 2.6.2-41.16.1 | SUSE-SU-2017:1774-1 |
| SLES 12 SP1 | qemu | 2.3.1-33.3.3 | SUSE-SU-2017:2946-1 |
| SLES 12 SP1 | xen | 4.5.5_10-22.14.1 | SUSE-SU-2017:1147-1 |
| SLES 12 | qemu | 2.0.2-48.34.3 | SUSE-SU-2017:2969-1 |
| SLES 12 | xen | 4.4.4_18-22.39.1 | SUSE-SU-2017:1148-1 |
| SLES 11 SP4 | kvm | 1.4.2-60.3.1 | SUSE-SU-2017:2963-1 |
| SLES 11 SP4 | xen | 4.4.4_18-57.1 | SUSE-SU-2017:1145-1 |
| SLES 11 SP3 | kvm | 1.4.2-53.11.1 | SUSE-SU-2017:3084-1 |
| SLES 11 SP3 | xen | 4.2.5_21-41.1 | SUSE-SU-2017:1146-1 |
Show 9 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP2 | qemu | 2.6.2-41.16.1 | SUSE-SU-2017:1774-1 |
| SLES for SAP 12 SP1 | qemu | 2.3.1-33.3.3 | SUSE-SU-2017:2946-1 |
| SLES for SAP 12 SP1 | xen | 4.5.5_10-22.14.1 | SUSE-SU-2017:1147-1 |
| SLES for SAP 12 | xen | 4.4.4_18-22.39.1 | SUSE-SU-2017:1148-1 |
| SLES for SAP 11 SP4 | kvm | 1.4.2-60.3.1 | SUSE-SU-2017:2963-1 |
| SLES for SAP 11 SP4 | xen | 4.4.4_18-57.1 | SUSE-SU-2017:1145-1 |
| SUSE OpenStack Cloud 6 | qemu | 2.3.1-33.3.3 | SUSE-SU-2017:2946-1 |
| SUSE OpenStack Cloud 5 | xen | 4.2.5_21-41.1 | SUSE-SU-2017:1146-1 |
| SUSE Manager Proxy 2.1 | xen | 4.2.5_21-41.1 | SUSE-SU-2017:1146-1 |
| SUSE Manager 2.1 | xen | 4.2.5_21-41.1 | SUSE-SU-2017:1146-1 |
| SUSE Linux Enterprise Point of Sale 11 SP3 | kvm | 1.4.2-53.11.1 | SUSE-SU-2017:3084-1 |
| SUSE Linux Enterprise Point of Sale 11 SP3 | xen | 4.2.5_21-41.1 | SUSE-SU-2017:1146-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | qemu-img +3 | 10:1.5.3-126.el7_3.9 | ELSA-2017-1430 |
Advisories 24
- RHSA-2017:1441 Red Hat Security Advisory: qemu-kvm-rhev security and bug fix update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- RHSA-2017:1205 Red Hat Security Advisory: qemu-kvm-rhev security update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- RHSA-2017:1206 Red Hat Security Advisory: qemu-kvm security update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- RHSA-2017:0988 Red Hat Security Advisory: qemu-kvm-rhev security update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- RHSA-2017:0983 Red Hat Security Advisory: qemu-kvm-rhev security update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- RHSA-2017:0984 Red Hat Security Advisory: qemu-kvm-rhev security update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- RHSA-2017:0982 Red Hat Security Advisory: qemu-kvm-rhev security update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- RHSA-2017:0980 Red Hat Security Advisory: qemu-kvm-rhev security update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- RHSA-2017:0981 Red Hat Security Advisory: qemu-kvm-rhev security update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- RHSA-2017:1430 Red Hat Security Advisory: qemu-kvm security and bug fix update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- DLA-939-1 qemu-kvm - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1497-1 qemu - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1035-1 qemu - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-3289-1 qemu vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- SUSE-SU-2017:1774-1 Security update for qemu SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:1148-1 Security update for xen SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:2969-1 Security update for qemu SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:2963-1 Security update for kvm SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:3084-1 Security update for kvm SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:1145-1 Security update for xen SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:1147-1 Security update for xen SUSE / openSUSE Security Updates · May 2, 2025
- SUSE-SU-2017:1146-1 Security update for xen SUSE / openSUSE Security Updates · May 2, 2025
- SUSE-SU-2017:2946-1 Security update for qemu SUSE / openSUSE Security Updates · May 2, 2025
- ELSA-2017-1430 Important: qemu-kvm security and bug fix update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Jun 13, 2017
References
- RHSA-2017:0983 vendor-advisory
- [oss-security] 20170421 CVE-2017-7980 Qemu: display: cirrus: OOB r/w access issues in bitblt routines mailing-list
- RHSA-2017:0982 vendor-advisory
- [debian-lts-announce] 20180906 [SECURITY] [DLA 1497-1] qemu security update mailing-list
- RHSA-2017:1430 vendor-advisory
- GLSA-201706-03 vendor-advisory
- USN-3289-1 vendor-advisory
- RHSA-2017:1206 vendor-advisory
- 97955 vdb-entry
- 102129 vdb-entry
- RHSA-2017:0984 vendor-advisory
- RHSA-2017:0988 vendor-advisory
- RHSA-2017:1441 vendor-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1430056
- RHSA-2017:0981 vendor-advisory
- RHSA-2017:0980 vendor-advisory
- RHSA-2017:1205 vendor-advisory
- https://support.citrix.com/article/CTX230138