---
title: "CVE-2015-8817\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/security/CVE-2015-8817?format=md
keywords: index, follow
---

# CVE-2015-8817

Publication date 29 December 2016

Last updated 25 August 2025

---

Ubuntu priority

**Low**

[Why this priority?](https://ubuntu.com/security/cves/about#priority )

## Cvss 3 Severity Score

**5.5 · Medium**

[Score breakdown](https://ubuntu.com/security/CVE-2015-8817?format=md#impact-score)

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## Description

QEMU (aka Quick Emulator) built to use 'address\_space\_translate' to map an
address to a MemoryRegionSection is vulnerable to an OOB r/w access issue.
It could occur while doing pci\_dma\_read/write calls. Affects QEMU versions
>= 1.6.0 and <= 2.3.1. A privileged user inside guest could use this flaw
to crash the guest instance resulting in DoS.

[Read the notes from the security team](https://ubuntu.com/security/CVE-2015-8817?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| qemu | 17.04 zesty | Not affected |
| 16.10 yakkety | Not affected |
| 16.04 LTS xenial | Not affected |
| 15.10 wily | Ignored end of life |
| 14.04 LTS trusty | Ignored |
| 12.04 LTS precise | Not in release |
| qemu-kvm | 17.04 zesty | Not in release |
| 16.10 yakkety | Not in release |
| 16.04 LTS xenial | Not in release |
| 15.10 wily | Not in release |
| 14.04 LTS trusty | Not in release |
| 12.04 LTS precise | Not affected |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)
* [Patch details](https://ubuntu.com/security/CVE-2015-8817?format=md#patch-details)

## Notes

---

### [mdeslaur](https://launchpad.net/~mdeslaur)

1.6.0 to 2.3.1
list of commits may be incomplete, see
https://lists.gnu.org/archive/html/qemu-stable/2016-01/msg00065.html
we will not be releasing an update for this this issue.

### Patch details

For informational purposes only. We recommend not to cherry-pick updates. [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)

| Package | Patch details |
| --- | --- |
| qemu | * Upstream:   <http://git.qemu.org/?p=qemu.git;a=commit;h=c3c1bb99d1c11978d9ce94d1bd> * Upstream:   <http://git.qemu.org/?p=qemu.git;a=commit;h=e4a511f8cc6f4a46d409fb5c9f> * Upstream:   <http://git.qemu.org/?p=qemu.git;a=commit;h=965eb2fcdfe919ecced6c34803> * Upstream:   <http://git.qemu.org/?p=qemu.git;a=commit;h=b242e0e0e2969c044a318e56f7> |

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

5.5 · Medium

* Base metrics

  | Parameter | Value |
  | --- | --- |
  | Attack vector | Local |
  | Attack complexity | Low |
  | Privileges required | Low |
  | User interaction | None |
  | Scope | Unchanged |
  | Confidentiality impact | None |
  | Integrity impact | None |
  | Availability impact | High |
* Scores

  | Parameter | Value |
  | --- | --- |
  | Base score | 5.5 · Medium |
  | Exploitability score | - |
  | Impact score | - |

**Vector:** CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8817)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2015-8817)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2015-8817)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2015-8817)

### Other references

* <http://www.openwall.com/lists/oss-security/2016/03/01/1>
* <https://lists.gnu.org/archive/html/qemu-stable/2016-01/msg00060.html>
* <https://www.cve.org/CVERecord?id=CVE-2015-8817>