Out-of-bounds Read Affecting qemu package, versions <1:2.8+dfsg-3
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Test your applications- Snyk ID SNYK-DEBIANUNSTABLE-QEMU-427076
- published 27 Jun 2018
- disclosed 27 Jul 2018
How to fix?
Upgrade Debian:unstable
qemu
to version 1:2.8+dfsg-3 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu
package and not the qemu
package as distributed by Debian
.
See How to fix?
for Debian:unstable
relevant fixed versions and status.
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.
References
- https://security-tracker.debian.org/tracker/CVE-2017-2620
- https://support.citrix.com/article/CTX220771
- https://xenbits.xen.org/xsa/advisory-209.html
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-2620
- https://lists.debian.org/debian-lts-announce/2018/02/msg00005.html
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
- https://security.gentoo.org/glsa/201703-07
- https://security.gentoo.org/glsa/201704-01
- https://lists.gnu.org/archive/html/qemu-devel/2017-02/msg04700.html
- http://www.openwall.com/lists/oss-security/2017/02/21/1
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2620
- http://rhn.redhat.com/errata/RHSA-2017-0328.html
- http://rhn.redhat.com/errata/RHSA-2017-0329.html
- http://rhn.redhat.com/errata/RHSA-2017-0330.html
- http://rhn.redhat.com/errata/RHSA-2017-0331.html
- http://rhn.redhat.com/errata/RHSA-2017-0332.html
- http://rhn.redhat.com/errata/RHSA-2017-0333.html
- http://rhn.redhat.com/errata/RHSA-2017-0334.html
- http://rhn.redhat.com/errata/RHSA-2017-0350.html
- http://rhn.redhat.com/errata/RHSA-2017-0351.html
- http://rhn.redhat.com/errata/RHSA-2017-0352.html
- http://rhn.redhat.com/errata/RHSA-2017-0396.html
- http://rhn.redhat.com/errata/RHSA-2017-0454.html
- http://www.securityfocus.com/bid/96378
- http://www.securitytracker.com/id/1037870
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-2620