A heap buffer overflow flaw was found in QEMU's Cirrus...
Vulnerability Description
A heap buffer overflow flaw was found in QEMU's Cirrus CLGD 54xx VGA emulator's VNC display driver support before 2.9; the issue could occur when a VNC client attempted to update its display after a VGA operation is performed by a guest. A privileged user/process inside a guest could use this flaw to crash the QEMU process or, potentially, execute arbitrary code on the 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.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.securityfocus.com/bid/96893
- https://access.redhat.com/errata/RHSA-2017:0983
- https://access.redhat.com/errata/RHSA-2017:0982
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
- https://security.gentoo.org/glsa/201706-03
- https://access.redhat.com/errata/RHSA-2017:1206
- http://www.securitytracker.com/id/1038023
- https://support.citrix.com/article/CTX221578
- https://access.redhat.com/errata/RHSA-2017:0985
- https://access.redhat.com/errata/RHSA-2017:0987
- https://access.redhat.com/errata/RHSA-2017:0984
- https://lists.debian.org/debian-lts-announce/2018/02/msg00005.html
- https://access.redhat.com/errata/RHSA-2017:0988
- https://access.redhat.com/errata/RHSA-2017:1441
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9603
- https://access.redhat.com/errata/RHSA-2017:0981
- https://access.redhat.com/errata/RHSA-2017:0980
- https://access.redhat.com/errata/RHSA-2017:1205
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