High severity · published Jul 5, 2017
CVE-2017-10922
The grant-table feature in Xen through 4.8.x mishandles MMIO region grant references, which allows guest OS users to cause a denial of service (loss of grant trackability), aka…
7.5
CVSS
2%
EPSS
No
On KEV
Description
The grant-table feature in Xen through 4.8.x mishandles MMIO region grant references, which allows guest OS users to cause a denial of service (loss of grant trackability), aka XSA-224 bug 3.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.0% · higher than 81% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
XE
Xen · Xen
through 4.8.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-10922
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-10922
www.debian.org
http://www.debian.org/security/2017/dsa-3969
www.securitytracker.com
http://www.securitytracker.com/id/1038734
security.gentoo.org
https://security.gentoo.org/glsa/201708-03
security.gentoo.org
https://security.gentoo.org/glsa/201710-17
Patch
https://xenbits.xen.org/xsa/advisory-224.html
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