CVE-2017-7980
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.63%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.0
- 7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.63% probability · 48th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- qemu/qemu · canonical/ubuntu linux · debian/debian linux · redhat/openstack · redhat/virtualization · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux server aus · redhat/enterprise linux server eus · redhat/enterprise linux server tus · redhat/enterprise linux workstation
- Source
- cve@mitre.org
References
- http://ubuntu.com/usn/usn-3289-1Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/04/21/1Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/102129Third Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/97955Third Party Advisory, VDB 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 Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/201706-03Patch, Third Party Advisory, VDB Entry
- https://support.citrix.com/article/CTX230138Third Party Advisory
- http://ubuntu.com/usn/usn-3289-1Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/04/21/1Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/102129Third Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/97955Third Party Advisory, VDB 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.