Resource exhaustion in Linux Kernel

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 unrestricted resource consumption during the mapping of guest memory, aka CID-6ef36ab967c7.

EPSS: 0.004 (33.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-17351?
CVE-2019-17351 is a medium-severity vulnerability in Linux Kernel, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 6.5/10. Published 2019-10-08.
How severe is CVE-2019-17351?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2019-17351 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.