---
title: "CVE-2011-0723\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-2011-0723?format=md
keywords: index, follow
---

# CVE-2011-0723

Publication date 16 February 2011

Last updated 24 July 2024

---

Ubuntu priority

**Medium**

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

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## Description

FFmpeg 0.5.x, as used in MPlayer and other products, allows remote
attackers to cause a denial of service (application crash) or possibly
execute arbitrary code via a malformed VC-1 file.

[Read the notes from the security team](https://ubuntu.com/security/CVE-2011-0723?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| ffmpeg | 10.10 maverick | Fixed 4:0.6-2ubuntu6.1 |
| 10.04 LTS lucid | Fixed 4:0.5.1-1ubuntu1.1 |
| 9.10 karmic | Fixed 4:0.5+svn20090706-2ubuntu2.3 |
| 8.04 LTS hardy | Fixed 3:0.cvs20070307-5ubuntu7.6 |
| 6.06 LTS dapper | Ignored end of life |
| libav | 10.10 maverick | Not in release |
| 10.04 LTS lucid | Not in release |
| 9.10 karmic | Not in release |
| 8.04 LTS hardy | Not in release |
| 6.06 LTS dapper | Not in release |

---

* [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-2011-0723?format=md#patch-details)

## Notes

---

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

as of 2010-02-16, fix may be incomplete, see upstream bug.

### 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 |
| --- | --- |
| ffmpeg | * Upstream:   <http://git.videolan.org/?p=ffmpeg.git;a=commit;h=f7494394ee8b375c9962e7528e7b7de6db76518e> * Upstream:   <http://git.videolan.org/?p=ffmpeg.git;a=commit;h=8069e2f6fbd79e3d3d2ba17f5f097475b43e2921> * Upstream:   <http://git.videolan.org/?p=ffmpeg.git;a=commit;h=c47ca25e74bbe465cdc8b99d4f6ab4f0ad5e4229> * Upstream:   <http://git.videolan.org/?p=ffmpeg.git;a=commit;h=2bbec1eda46d907605772a8b6e8263caa4bc4c82> * Upstream:   <http://git.videolan.org/?p=ffmpeg.git;a=commit;h=cf69619141a5742c4e4156177335d553c5bab7b6> |
| libav | * Upstream:   <http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=c47ca25e74bbe465cdc8b99d4f6ab4f0ad5e4229> * Upstream:   <http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=2bbec1eda46d907605772a8b6e8263caa4bc4c82> |

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-0723)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2011-0723)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2011-0723)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2011-0723)

### Related Ubuntu Security Notices (USN)

+ [USN-1104-1](https://usn.ubuntu.com/USN-1104-1)
+ FFmpeg vulnerabilities
+ 4 April 2011

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2011-0723>