CVE-2017-2615

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CVE-2017-2615

Summary:

Details: Quick emulator (QEMU) built with the Cirrus CLGD 54xx VGA emulator support is vulnerable to an out-of-bounds access issue. It could occur while copying VGA data via bitblt copy in backward mode. A privileged user inside a guest could use this flaw to crash the QEMU process resulting in DoS or potentially execute arbitrary code on the host with privileges of QEMU process on the host.

References: https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html, http://rhn.redhat.com/errata/RHSA-2017-0309.html, 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-2017-0344.html, http://rhn.redhat.com/errata/RHSA-2017-0350.html, http://rhn.redhat.com/errata/RHSA-2017-0396.html, http://rhn.redhat.com/errata/RHSA-2017-0454.html, http://www.openwall.com/lists/oss-security/2017/02/01/6, http://www.securityfocus.com/bid/95990, http://www.securitytracker.com/id/1037804, https://security.gentoo.org/glsa/201702-27, https://security.gentoo.org/glsa/201702-28, https://support.citrix.com/article/CTX220771, https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2615, https://lists.gnu.org/archive/html/qemu-devel/2017-02/msg00015.html