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Vulnerabilities / CVE-2017-2620

critical

CVE-2017-2620

Qemu: display: cirrus: potential arbitrary code execution via cirrus_bitblt_cputovideo

Published Modified CWE 787, 125
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.9CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Red Hat5.5CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L

Trivy's own label is CRITICAL. Rated critical by NVD. Rated lower by Red Hat (high), Oracle (high), Ubuntu (medium).

Description

Quick emulator (QEMU) before 2.8 built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to an out-of-bounds access issue. The issue could occur while copying VGA data in cirrus_bitblt_cputovideo. A privileged user inside guest could use this flaw to crash the QEMU process OR potentially execute arbitrary code on host with privileges of the QEMU process.

Affected packages and fixed versions

SourcePackageFixed in
alpine 3.10qemu, xen2.8.1-r1 and 1 more
alpine 3.11qemu, xen2.8.1-r1 and 1 more
alpine 3.12qemu, xen2.8.1-r1 and 1 more
alpine 3.13qemu, xen2.8.1-r1 and 1 more
alpine 3.14qemu, xen2.8.1-r1 and 1 more
alpine 3.15qemu, xen2.8.1-r1 and 1 more
alpine 3.16qemu, xen2.8.1-r1 and 1 more
alpine 3.17qemu, xen2.8.1-r1 and 1 more
alpine 3.18qemu, xen2.8.1-r1 and 1 more
alpine 3.19qemu, xen2.8.1-r1 and 1 more
alpine 3.20qemu, xen2.8.1-r1 and 1 more
alpine 3.21qemu, xen2.8.1-r1 and 1 more
Show all 78 entries from 39 sources
SourcePackageFixed in
alpine 3.10qemu2.8.1-r1
alpine 3.10xen4.7.1-r5
alpine 3.11qemu2.8.1-r1
alpine 3.11xen4.7.1-r5
alpine 3.12qemu2.8.1-r1
alpine 3.12xen4.7.1-r5
alpine 3.13qemu2.8.1-r1
alpine 3.13xen4.7.1-r5
alpine 3.14qemu2.8.1-r1
alpine 3.14xen4.7.1-r5
alpine 3.15qemu2.8.1-r1
alpine 3.15xen4.7.1-r5
alpine 3.16qemu2.8.1-r1
alpine 3.16xen4.7.1-r5
alpine 3.17qemu2.8.1-r1
alpine 3.17xen4.7.1-r5
alpine 3.18qemu2.8.1-r1
alpine 3.18xen4.7.1-r5
alpine 3.19qemu2.8.1-r1
alpine 3.19xen4.7.1-r5
alpine 3.20qemu2.8.1-r1
alpine 3.20xen4.7.1-r5
alpine 3.21qemu2.8.1-r1
alpine 3.21xen4.7.1-r5
alpine 3.22qemu2.8.1-r1
alpine 3.22xen4.7.1-r5
alpine 3.23qemu2.8.1-r1
alpine 3.23xen4.7.1-r5
alpine 3.24qemu2.8.1-r1
alpine 3.24xen4.7.1-r5
alpine 3.3xen4.6.3-r8
alpine 3.4xen4.6.3-r10
alpine 3.5qemu2.8.1.1-r0
alpine 3.5xen4.7.1-r5
alpine 3.6qemu2.8.1-r1
alpine 3.6xen4.7.1-r5
alpine 3.7qemu2.8.1-r1
alpine 3.7xen4.7.1-r5
alpine 3.8qemu2.8.1-r1
alpine 3.8xen4.7.1-r5
alpine 3.9qemu2.8.1-r1
alpine 3.9xen4.7.1-r5
alpine edgeqemu2.8.1-r1
alpine edgexen4.7.1-r5
debian 11qemu1:2.8+dfsg-3
debian 11xen4.4.0-1
debian 12qemu1:2.8+dfsg-3
debian 12xen4.4.0-1
debian 13qemu1:2.8+dfsg-3
debian 13xen4.4.0-1
debian 14qemu1:2.8+dfsg-3
debian 14xen4.4.0-1
debian 7qemu1.1.2+dfsg-6+deb7u20
debian 7qemu-kvm1.1.2+dfsg-6+deb7u20
debian 7xen4.1.6.lts1-12
debian 8qemu1:2.1+dfsg-12+deb8u7
echoqemu1:2.8+dfsg-3
echoxen4.4.0-1
Oracle Linux 5kmod-kvm83-277.0.1.el5_11
Oracle Linux 5kmod-kvm-debug83-277.0.1.el5_11
Oracle Linux 5kvm83-277.0.1.el5_11
Oracle Linux 5kvm-qemu-img83-277.0.1.el5_11
Oracle Linux 5kvm-tools83-277.0.1.el5_11
Oracle Linux 6qemu-guest-agent2:0.12.1.2-2.491.el6_8.7
Oracle Linux 6qemu-img2:0.12.1.2-2.491.el6_8.7
Oracle Linux 6qemu-kvm2:0.12.1.2-2.491.el6_8.7
Oracle Linux 6qemu-kvm-tools2:0.12.1.2-2.491.el6_8.7
Oracle Linux 7qemu-img10:1.5.3-126.el7_3.5
Oracle Linux 7qemu-kvm10:1.5.3-126.el7_3.5
Oracle Linux 7qemu-kvm-common10:1.5.3-126.el7_3.5
Oracle Linux 7qemu-kvm-tools10:1.5.3-126.el7_3.5
Red Hatqemu-kvm-rhevno fix listed
ubuntu 14.04qemu2.0.0+dfsg-2ubuntu1.33
ubuntu 14.04xen4.4.2-0ubuntu0.14.04.11
ubuntu 14.04-ESMqemu2.0.0+dfsg-2ubuntu1.33
ubuntu 16.04qemu1:2.5+dfsg-5ubuntu10.11
ubuntu 16.04-ESMqemu1:2.5+dfsg-5ubuntu10.11
ubuntu 16.10qemu1:2.6.1+dfsg-0ubuntu5.4

References

All 29 references

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.