Medium severity · published Oct 8, 2019
CVE-2019-17351
An issue was discovered in drivers/xen/balloon.c in the Linux kernel before 5.2.3, as used in Xen through 4.12.x, allowing guest OS users to cause a denial of service because of…
6.5
CVSS
0.4%
EPSS
No
On KEV
Description
An issue was discovered in drivers/xen/balloon.c in the Linux kernel before 5.2.3, as used in Xen through 4.12.x, allowing guest OS users to cause a denial of service because of unrestricted resource consumption during the mapping of guest memory, aka CID-6ef36ab967c7.
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 35% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
before 5.2.3 · source: NVD
XE
Xen · Xen
through 4.12.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-17351
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-17351
www.openwall.com
http://www.openwall.com/lists/oss-security/2019/10/25/9
xenbits.xen.org
http://xenbits.xen.org/xsa/advisory-300.html
Third Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.3
Patch
https://github.com/torvalds/linux/commit/6ef36ab967c71690ebe7e5ef997a8be4da3bc844
security.netapp.com
https://security.netapp.com/advisory/ntap-20191031-0005/
usn.ubuntu.com
https://usn.ubuntu.com/4286-1/
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