6.5

CVE-2017-15591: xen Improper Input Validation

CVSS: 6.5v3.0MediumModified
AliasesALPINE-CVE-2017-15591UBUNTU-CVE-2017-15591DEBIAN-CVE-2017-15591
Published 18-10-2017Last modified 05-08-2024
Open JSON

Vulnerability summary

CVE-2017-15591 is a medium (CVSS 6.5) Improper Input Validation vulnerability in xen. EPSS estimates a 0.33% chance of exploitation in the next 30 days, higher than 24.9% of scored vulnerabilities.

Overall risk
26/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.5/10
010
Medium · v3.0 (NVD)
EPSS score
0.33%
0%100%
Low · -0.01 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 3 · Related 2
DSA-4050-1SUSE-SU-2017:2864-1SUSE-SU-2017:2873-1

Timeline

  1. 18-10-2017
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

Description

An issue was discovered in Xen 4.5.x through 4.9.x allowing attackers (who control a stub domain kernel or tool stack) to cause a denial of service (host OS crash) because of a missing comparison (of range start to range end) within the DMOP map/unmap implementation.

CVSS metrics

5 scores · 4 sources · 2 versions

EPSS trend

Probability

0.33%

Chance of exploitation in the next 30 days

Percentile

25%

Versus all other CVEs

30-day change

-0.01 pp

From 0.34% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.33%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Alpine1 product
  • xen< 4.7.3-r3 | < 4.8.2-r3
Debian1 product
  • xen< 4.8.2+xsa245-0+deb9u1
Ubuntu1 product
  • xen< 4.9.2-0ubuntu1
Xen1 product
  • xen4.5.0 | 4.5.1 | 4.5.2 | 4.5.3 | 4.5.5 | 4.6.0 | 4.6.1 | 4.6.3 | 4.6.4 | 4.6.5 | 4.6.6 | 4.7.0 | 4.7.1 | 4.7.2 | 4.7.3 | 4.8.0 | 4.8.1 | 4.9.0

4 vendors · 4 products

References

6 links