Home/CVE/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, allowi
CVE

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, allowi

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.

MEDIUM · CVSS 6.5 EPSS 0.00086
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-770Allocation of Resources Without Limits or Throttling
▤

Affected Products & Versions

2
xen<= 4.12.1
linux kernel< 5.2.3
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD08 Oct 2019 · 12:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
⚑

Vendor Advisories

2
usnUSN-4286-2
usnUSN-4286-1
🔗

References & Sources

8
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2019/10/25/9
http://xenbits.xen.org/xsa/advisory-300.html
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.3Third Party Advisory
https://github.com/torvalds/linux/commit/6ef36ab967c71690ebe7e5ef997a8be4da3bc844PatchThird Party Advisory
https://security.netapp.com/advisory/ntap-20191031-0005/
https://usn.ubuntu.com/4286-1/
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