---
title: "CVE-2015-7554\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-2015-7554?format=md
keywords: index, follow
---

# CVE-2015-7554

Publication date 8 January 2016

Last updated 25 August 2025

---

Ubuntu priority

**Medium**

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

## Cvss 3 Severity Score

**9.8 · Critical**

[Score breakdown](https://ubuntu.com/security/CVE-2015-7554?format=md#impact-score)

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## Description

The \_TIFFVGetField function in tif\_dir.c in libtiff 4.0.6 allows attackers
to cause a denial of service (invalid memory write and crash) or possibly
have unspecified other impact via crafted field data in an extension tag in
a TIFF image.

[Read the notes from the security team](https://ubuntu.com/security/CVE-2015-7554?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| tiff | 17.10 artful | Not affected |
| 17.04 zesty | Ignored end of life |
| 16.10 yakkety | Fixed 4.0.6-2ubuntu0.1 |
| 16.04 LTS xenial | Fixed 4.0.6-1ubuntu0.1 |
| 15.10 wily | Ignored end of life |
| 14.04 LTS trusty | Fixed 4.0.3-7ubuntu0.6 |
| 12.04 LTS precise | Ignored end of life |

---

* [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-2015-7554?format=md#patch-details)

## Notes

---

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

partial fix in RHEL

---

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

debian incorporated partial fix in 4.0.7-7

### 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 |
| --- | --- |
| tiff | * Vendor:   <https://git.centos.org/blob/rpms!libtiff.git/1ad9335dc0c1325262c62842eda01476243ec821/SOURCES!libtiff-CVE-2015-7554.patch> * Upstream:   [4d4fa0b](https://github.com/vadz/libtiff/commit/4d4fa0b68ae9ae038959ee4f69ebe288ec892f06) |

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

9.8 · Critical

* Base metrics

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

  | Parameter | Value |
  | --- | --- |
  | Base score | 9.8 · Critical |
  | Exploitability score | - |
  | Impact score | - |

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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7554)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2015-7554)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2015-7554)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2015-7554)

### Related Ubuntu Security Notices (USN)

+ [USN-3212-3](https://usn.ubuntu.com/USN-3212-3)
+ LibTIFF vulnerabilities
+ 19 July 2017

+ [USN-3212-1](https://usn.ubuntu.com/USN-3212-1)
+ LibTIFF vulnerabilities
+ 27 February 2017

### Other references

* <http://www.openwall.com/lists/oss-security/2015/12/26/7>
* <https://www.cve.org/CVERecord?id=CVE-2015-7554>