---
title: "CVE-2012-3425\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-2012-3425?format=md
keywords: index, follow
---

# CVE-2012-3425

Publication date 13 August 2012

Last updated 24 July 2024

---

Ubuntu priority

**Low**

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

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## Description

The png\_push\_read\_zTXt function in pngpread.c in libpng 1.0.x before
1.0.58, 1.2.x before 1.2.48, 1.4.x before 1.4.10, and 1.5.x before 1.5.10
allows remote attackers to cause a denial of service (out-of-bounds read)
via a large avail\_in field value in a PNG image.

[Read the notes from the security team](https://ubuntu.com/security/CVE-2012-3425?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| chromium-browser | 15.10 wily | Not affected |
| 15.04 vivid | Not affected |
| 14.10 utopic | Not affected |
| 14.04 LTS trusty | Not in release |
| 13.10 saucy | Not affected |
| 13.04 raring | Not affected |
| 12.10 quantal | Not affected |
| 12.04 LTS precise | Not affected |
| 11.10 oneiric | Not affected |
| 11.04 natty | Not affected |
| 10.04 LTS lucid | Not affected |
| 8.04 LTS hardy | Not in release |
| firefox | 15.10 wily | Not affected |
| 15.04 vivid | Not affected |
| 14.10 utopic | Not affected |
| 14.04 LTS trusty | Not in release |
| 13.10 saucy | Not affected |
| 13.04 raring | Not affected |
| 12.10 quantal | Not affected |
| 12.04 LTS precise | Not affected |
| 11.10 oneiric | Not affected |
| 11.04 natty | Not affected |
| 10.04 LTS lucid | Not affected |
| 8.04 LTS hardy | Ignored end of life |
| libpng | 15.10 wily | Not affected |
| 15.04 vivid | Not affected |
| 14.10 utopic | Not affected |
| 14.04 LTS trusty | Not affected |
| 13.10 saucy | Not affected |
| 13.04 raring | Not affected |
| 12.10 quantal | Not affected |
| 12.04 LTS precise | Fixed 1.2.46-3ubuntu4.1 |
| 11.10 oneiric | Ignored end of life |
| 11.04 natty | Ignored end of life |
| 10.04 LTS lucid | Ignored end of life |
| 8.04 LTS hardy | Ignored end of life |
| thunderbird | 15.10 wily | Not affected |
| 15.04 vivid | Not affected |
| 14.10 utopic | Not affected |
| 14.04 LTS trusty | Not in release |
| 13.10 saucy | Not affected |
| 13.04 raring | Not affected |
| 12.10 quantal | Not affected |
| 12.04 LTS precise | Not affected |
| 11.10 oneiric | Not affected |
| 11.04 natty | Not affected |
| 10.04 LTS lucid | Not affected |
| 8.04 LTS hardy | 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-2012-3425?format=md#patch-details)

## Notes

---

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

Per Debian BTS, upstream removed the vulnerable function
(png\_push\_read\_zTXt) in 1.2.48.

---

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

firefox and thunderbird are not affected

### 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 |
| --- | --- |
| libpng | * Vendor:   <http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=668082#15> |

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-3425)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2012-3425)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2012-3425)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2012-3425)

### Related Ubuntu Security Notices (USN)

+ [USN-2815-1](https://usn.ubuntu.com/USN-2815-1)
+ libpng vulnerabilities
+ 19 November 2015

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2012-3425>