Vulnerability Description
Heap-based buffer overflow in Cirrus CLGD 54xx VGA Emulator in Quick Emulator (Qemu) 2.8 and earlier allows local guest OS users to execute arbitrary code or cause a denial of service (crash) via vectors related to a VNC client updating its display after a VGA operation.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Qemu | Qemu | <= 2.8 |
| Canonical | Ubuntu Linux | 14.04 |
| Debian | Debian Linux | 8.0 |
| Redhat | Openstack | 6.0 |
| Redhat | Enterprise Linux | 7.0 |
| Redhat | Virtualization | 3.0 |
| Redhat | Enterprise Linux Desktop | 6.0 |
| Redhat | Enterprise Linux Server | 6.0 |
| Redhat | Enterprise Linux Server Aus | 7.3 |
| Redhat | Enterprise Linux Server Eus | 7.3 |
| Redhat | Enterprise Linux Server Tus | 7.3 |
| Redhat | Enterprise Linux Workstation | 6.0 |
Related Weaknesses (CWE)
References
- http://ubuntu.com/usn/usn-3289-1Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/04/21/1Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/102129Third Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/97955Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2017:0980Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:0981Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:0982Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:0983Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:0984Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:0988Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:1205Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:1206Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:1430Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:1441Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1430056Issue TrackingPatchThird Party Advisory
FAQ
What is CVE-2017-7980?
CVE-2017-7980 is a vulnerability with a CVSS score of 7.8 (HIGH). Heap-based buffer overflow in Cirrus CLGD 54xx VGA Emulator in Quick Emulator (Qemu) 2.8 and earlier allows local guest OS users to execute arbitrary code or cause a denial of service (crash) via vect...
How severe is CVE-2017-7980?
CVE-2017-7980 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-7980?
Check the references section above for vendor advisories and patch information. Affected products include: Qemu Qemu, Canonical Ubuntu Linux, Debian Debian Linux, Redhat Openstack, Redhat Enterprise Linux.