CVE-2017-2620

MEDIUM
5.5
CVSS Score
Published: July 27, 2018 at 07:00 PM UTC
Updated: June 17, 2026 at 01:16 AM UTC
10 products affected across 5 vendorsDebian LinuxEnterprise Linux DesktopEnterprise Linux Server

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Severity
MEDIUM5.5
Exploit prediction
EPSS 4%

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

References (23)

Vendor Advisoryx_refsource_REDHATThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2017-0328.html
Vendor Advisoryx_refsource_REDHATThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2017-0329.html
Vendor Advisoryx_refsource_REDHATThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2017-0330.html
Vendor Advisoryx_refsource_REDHATThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2017-0331.html
Vendor Advisoryx_refsource_REDHATThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2017-0332.html
Vendor Advisoryx_refsource_REDHATThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2017-0333.html
Vendor Advisoryx_refsource_REDHATThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2017-0334.html
Vendor Advisoryx_refsource_REDHATThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2017-0350.html

CVSS

5.5MEDIUMredhat
Attack Vector
ADJACENT_NETWORK
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
LOW
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-787CWE-125

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