Medium severity · published Aug 23, 2017
CVE-2017-12809
QEMU (aka Quick Emulator), when built with the IDE disk and CD/DVD-ROM Emulator support, allows local guest OS privileged users to cause a denial of service (NULL pointer…
6.5
CVSS
0.4%
EPSS
No
On KEV
Description
QEMU (aka Quick Emulator), when built with the IDE disk and CD/DVD-ROM Emulator support, allows local guest OS privileged users to cause a denial of service (NULL pointer dereference and QEMU process crash) by flushing an empty CDROM device drive.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 33% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
9.0 · source: NVD
QE
Qemu · Qemu
through 2.9.1; 2.10.0; 2.10.0; 2.10.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-12809
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-12809
Third Party Advisory
http://www.debian.org/security/2017/dsa-3991
Mailing List
http://www.openwall.com/lists/oss-security/2017/08/21/2
Third Party Advisory
http://www.securityfocus.com/bid/100451
Patch
https://lists.gnu.org/archive/html/qemu-devel/2017-08/msg01850.html
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