Medium severity · published Sep 13, 2017
CVE-2017-14431
Memory leak in Xen 3.3 through 4.8.x allows guest OS users to cause a denial of service (ARM or x86 AMD host OS memory consumption) by continually rebooting, because certain…
5.5
CVSS
0.3%
EPSS
No
On KEV
Description
Memory leak in Xen 3.3 through 4.8.x allows guest OS users to cause a denial of service (ARM or x86 AMD host OS memory consumption) by continually rebooting, because certain cleanup is skipped if no pass-through device was ever assigned, aka XSA-207.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 27% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
XE
Xen · Xen
3.3.0; 3.3.1; 3.3.2; 3.4.0; 3.4.1; 3.4.2; +34 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-14431
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-14431
lists.debian.org
https://lists.debian.org/debian-lts-announce/2018/09/msg00006.html
Mitigation
https://xenbits.xen.org/xsa/advisory-207.html
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