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Fencer Intel
medium 6.5

CVE-2019-17351 json

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 t…

published 7y ago modified 4mo ago also EUVD-2019-7762

cvss
6.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 35%
public exploits
0
none known

Summary

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.

Patch / fix

  • linux linux_kernel 5.2.3
  • linux Debian 14, Debian 13, Debian 12 5.2.6-1

debian advisories DEBIAN-CVE-2019-17351

  • linux Ubuntu 16.04 LTS 4.4.0-174.204
  • linux Ubuntu 18.04 LTS 4.15.0-60.67
  • linux-aws Ubuntu 16.04 LTS 4.4.0-1102.113
  • linux-aws Ubuntu 18.04 LTS 4.15.0-1047.49
  • linux-gcp Ubuntu 16.04 LTS 4.15.0-1041.43
  • linux-gcp Ubuntu 18.04 LTS 4.15.0-1042.45
  • linux-hwe Ubuntu 16.04 LTS 4.15.0-60.67~16.04.1
  • linux-hwe Ubuntu 18.04 LTS 5.0.0-31.33~18.04.1

ubuntu advisories UBUNTU-CVE-2019-17351

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Is CVE-2019-17351 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2019-17351 updated cvss 6.5

xen: no grant table and foreign mapping limits leading to crash and DoS

  • Red Hat Enterprise Linux 5 xen
    affected: no fix planned “Out of support scope”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.41% chance of exploitation in the next 30 days, higher than 35% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
NVD 2.0 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C

Classification

Weakness
  • CWE-770 Allocation of Resources Without Limits or Throttling
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.