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High severity · published Jul 25, 2017
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…
7.8
CVSS
0.6%
EPSS
No
On KEV
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 vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 50% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0 · source: NVD
EL
Enterprise Linux Desktop · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Server · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Server Aus · Redhat
7.3; 7.4; 7.6 · source: NVD
EL
Enterprise Linux Server Eus · Redhat
7.3; 7.4; 7.5; 7.6 · source: NVD
EL
Enterprise Linux Server Tus · Redhat
7.3; 7.6 · source: NVD
EL
Enterprise Linux Workstation · Redhat
6.0; 7.0 · source: NVD
OP
Openstack · Redhat
6.0; 7.0; 8; 9; 10; 5.0; +1 more · source: NVD
QE
Qemu · Qemu
through 2.8 · source: NVD
UL
Ubuntu Linux · Canonical
14.04; 16.04; 16.10; 17.04 · source: NVD
VI
Virtualization · Redhat
3.0 · source: NVD
Affected product
UL
Ubuntu Linux
Canonical
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-7980
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-7980
Third Party Advisory
http://ubuntu.com/usn/usn-3289-1
Mailing List
http://www.openwall.com/lists/oss-security/2017/04/21/1
Third Party Advisory
http://www.securityfocus.com/bid/102129
Third Party Advisory
http://www.securityfocus.com/bid/97955
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:0980
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:0981
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