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Status published
Medium
CVE-2017-2620
Quick emulator (QEMU) before 2.8 built with the Cirrus CLGD...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://rhn.redhat.com/errata/RHSA-2017-0329.html
- http://rhn.redhat.com/errata/RHSA-2017-0334.html
- http://www.securitytracker.com/id/1037870
- http://rhn.redhat.com/errata/RHSA-2017-0328.html
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
- http://rhn.redhat.com/errata/RHSA-2017-0333.html
- http://rhn.redhat.com/errata/RHSA-2017-0351.html
- http://rhn.redhat.com/errata/RHSA-2017-0454.html
- https://xenbits.xen.org/xsa/advisory-209.html
- http://rhn.redhat.com/errata/RHSA-2017-0331.html
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2620
- http://www.openwall.com/lists/oss-security/2017/02/21/1
- http://rhn.redhat.com/errata/RHSA-2017-0350.html
- https://lists.debian.org/debian-lts-announce/2018/02/msg00005.html
- http://rhn.redhat.com/errata/RHSA-2017-0396.html
- https://security.gentoo.org/glsa/201704-01
- https://lists.gnu.org/archive/html/qemu-devel/2017-02/msg04700.html
- http://rhn.redhat.com/errata/RHSA-2017-0352.html
- http://rhn.redhat.com/errata/RHSA-2017-0330.html
- http://rhn.redhat.com/errata/RHSA-2017-0332.html
- http://www.securityfocus.com/bid/96378
- https://support.citrix.com/article/CTX220771
- https://security.gentoo.org/glsa/201703-07
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Affected Vendor
QEMU
View all reports →Affected Software
Qemu:
Vulnerable Versions:
2.8
Timeline
Official Publish:
July 27th, 2018
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L