---
title: "CVE-2017-9239\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-2017-9239?format=md
keywords: index, follow
---

# CVE-2017-9239

Publication date 26 May 2017

Last updated 25 August 2025

---

Ubuntu priority

**Low**

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

## Cvss 3 Severity Score

**6.5 · Medium**

[Score breakdown](https://ubuntu.com/security/CVE-2017-9239?format=md#impact-score)

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## Description

An issue was discovered in Exiv2 0.26. When the data structure of the
structure ifd is incorrect, the program assigns pValue\_ to 0x0, and the
value of pValue() is 0x0. TiffImageEntry::doWriteImage will use the value
of pValue() to cause a segmentation fault. To exploit this vulnerability,
someone must open a crafted tiff file.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| exiv2 | 18.10 cosmic | Not affected |
| 18.04 LTS bionic | Not affected |
| 17.10 artful | Not affected |
| 17.04 zesty | Ignored end of life |
| 16.10 yakkety | Ignored end of life |
| 16.04 LTS xenial | Fixed 0.25-2.1ubuntu16.04.3 |
| 14.04 LTS trusty | Fixed 0.23-1ubuntu2.2 |

---

* [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-2017-9239?format=md#patch-details)

### 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 |
| --- | --- |
| exiv2 | * Upstream:   [2f8681e](https://github.com/Exiv2/exiv2/commit/2f8681e120d277e418941c4361c83b5028f67fd8) |

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

6.5 · Medium

* Base metrics

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

  | Parameter | Value |
  | --- | --- |
  | Base score | 6.5 · Medium |
  | Exploitability score | - |
  | Impact score | - |

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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9239)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2017-9239)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2017-9239)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2017-9239)

### Related Ubuntu Security Notices (USN)

+ [USN-3852-1](https://usn.ubuntu.com/USN-3852-1)
+ Exiv2 vulnerabilities
+ 10 January 2019

### Other references

* <https://github.com/lolo-pop/poc/tree/master/Segmentation%20fault%20in%20convert-test(exiv2)>
* <https://www.cve.org/CVERecord?id=CVE-2017-9239>