CVE-2017-14431
Memory leak in Xen 3.3 through 4.8.x allows guest OS users to cause a denial of service (ARM or...
Memory leak in Xen 3.3 through 4.8.x allows guest OS users to cause a denial of service (ARM or x86 AMD host OS memory consumption) by continually rebooting, because certain cleanup is skipped if no pass-through device was ever assigned, aka XSA-207.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Memory leak in Xen 3.3 through 4.8.x allows guest OS users to cause a denial of service (ARM or x86 AMD host OS memory consumption) by continually rebooting, because certain cleanup is skipped if no pass-through device was ever assigned, aka XSA-207.
- Record
CVE-2017-14431- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 4.9 Medium
AV:L/AC:L/Au:N/C:N/I:N/A:C - Weakness
- CWE-772
- Updated
- 2026-11-02
CVE List No score
Memory leak in Xen 3.3 through 4.8.x allows guest OS users to cause a denial of service (ARM or x86 AMD host OS memory consumption) by continually rebooting, because certain cleanup is skipped if no pass-through device was ever assigned, aka XSA-207.
- Record
CVE-2017-14431- Updated
- 2026-11-02
EUVDEUVD-2017-5934 No score
Memory leak in Xen 3.3 through 4.8.x allows guest OS users to cause a denial of service (ARM or x86 AMD host OS memory consumption) by continually rebooting, because certain cleanup is skipped if no pass-through device was ever assigned, aka XSA-207.
- Record
EUVD-2017-5934- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5c92-xf29-3c94
Memory leak in Xen 3.3 through 4.8.x allows guest OS users to cause a denial of service (ARM or...
Memory leak in Xen 3.3 through 4.8.x allows guest OS users to cause a denial of service (ARM or x86 AMD host OS memory consumption) by continually rebooting, because certain cleanup is skipped if no pass-through device was ever assigned, aka XSA-207.
- Record
GHSA-5c92-xf29-3c94- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-772
- Updated
- 2026-11-02
OSV
Memory leak in Xen 3.3 through 4.8.x allows guest OS users to cause a denial of service (ARM or x86 AMD host OS memory consumption) by continually rebooting, because certain cleanup is skipped if no pass-through device was ever assigned, aka XSA-207.
- Record
CVE-2017-14431- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2017-14431
Memory leak in Xen 3.3 through 4.8.x allows guest OS users to cause a denial of service (ARM or x86 AMD host OS memory consumption) by continually rebooting, because certain cleanup is skipped if no pass-through device was ever assigned, aka XSA-207.
- Record
DEBIAN-CVE-2017-14431- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2017-14431
Memory leak in Xen 3.3 through 4.8.x allows guest OS users to cause a denial of service (ARM or x86 AMD host OS memory consumption) by continually rebooting, because certain cleanup is skipped if no pass-through device was ever assigned, aka XSA-207.
- Record
UBUNTU-CVE-2017-14431- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
xenDebian:12 |
before 4.8.1-1 | 4.8.1-1 |
xenDebian:13 |
before 4.8.1-1 | 4.8.1-1 |
xenDebian:14 |
before 4.8.1-1 | 4.8.1-1 |
xenDebian:8 From an advisory covering 2 CVEs |
before 4.4.4lts1-0+deb8u1, plus listed versions 4.4.1-94.4.1-9+deb8u14.4.1-9+deb8u104.4.1-9+deb8u24.4.1-9+deb8u3 Show 6 moreShow less4.4.1-9+deb8u44.4.1-9+deb8u54.4.1-9+deb8u64.4.1-9+deb8u74.4.1-9+deb8u84.4.1-9+deb8u9 |
4.4.4lts1-0+deb8u1 |
xenUbuntu:14.04:LTS |
before 4.4.2-0ubuntu0.14.04.11, plus listed versions 4.3.0-1ubuntu14.3.0-1ubuntu24.3.0-1ubuntu34.3.0-1ubuntu44.3.0-1ubuntu5 Show 20 moreShow less4.4.0-0ubuntu34.4.0-0ubuntu44.4.0-0ubuntu54.4.0-0ubuntu5.14.4.0-0ubuntu5.24.4.1-0ubuntu0.14.04.14.4.1-0ubuntu0.14.04.24.4.1-0ubuntu0.14.04.34.4.1-0ubuntu0.14.04.44.4.1-0ubuntu0.14.04.54.4.1-0ubuntu0.14.04.64.4.2-0ubuntu0.14.04.14.4.2-0ubuntu0.14.04.24.4.2-0ubuntu0.14.04.34.4.2-0ubuntu0.14.04.44.4.2-0ubuntu0.14.04.54.4.2-0ubuntu0.14.04.64.4.2-0ubuntu0.14.04.74.4.2-0ubuntu0.14.04.94.4.2-0ubuntu0.14.04.10 |
4.4.2-0ubuntu0.14.04.11 |
xenUbuntu:16.04:LTS |
before 4.6.5-0ubuntu1, plus listed versions 4.5.1-0ubuntu14.5.1-0ubuntu24.6.0-1ubuntu14.6.0-1ubuntu24.6.0-1ubuntu44.6.0-1ubuntu4.14.6.0-1ubuntu4.24.6.0-1ubuntu4.3 |
4.6.5-0ubuntu1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-14431 is a medium vulnerability (CVSS 5.5) in Xen, published September 13, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.34%, the 27th percentile. Fixed in xen 4.8.1-1.