---
title: "CVE-2011-0161\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-2011-0161?format=md
keywords: index, follow
---

# CVE-2011-0161

Publication date 11 March 2011

Last updated 24 July 2024

---

Ubuntu priority

**Medium**

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

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## Description

WebKit, as used in Apple Safari before 5.0.4 and iOS before 4.3, does not
properly handle the Attr.style accessor, which allows remote attackers to
bypass the Same Origin Policy and inject Cascading Style Sheets (CSS) token
sequences via a crafted web site.

[Read the notes from the security team](https://ubuntu.com/security/CVE-2011-0161?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| qt4-x11 | 16.10 yakkety | Not affected |
| 16.04 LTS xenial | Not affected |
| 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 | Not affected |
| 11.10 oneiric | Not affected |
| 11.04 natty | Not affected |
| 10.10 maverick | Not affected |
| 10.04 LTS lucid | Ignored end of life |
| 9.10 karmic | Ignored end of life |
| 8.04 LTS hardy | Not affected |
| 6.06 LTS dapper | Not affected |
| qtwebkit-source | 16.10 yakkety | Ignored end of life |
| 16.04 LTS xenial | Ignored end of standard support |
| 15.10 wily | Ignored end of life |
| 15.04 vivid | Ignored end of life |
| 14.10 utopic | Ignored end of life |
| 14.04 LTS trusty | Not in release |
| 13.10 saucy | Ignored end of life |
| 13.04 raring | Ignored end of life |
| 12.10 quantal | Ignored end of life |
| 12.04 LTS precise | Ignored end of life |
| 11.10 oneiric | Ignored end of life |
| 11.04 natty | Ignored end of life |
| 10.10 maverick | Ignored end of life |
| 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 |
| webkit | 16.10 yakkety | Not in release |
| 16.04 LTS xenial | Not in release |
| 15.10 wily | Not in release |
| 15.04 vivid | Not in release |
| 14.10 utopic | Not in release |
| 14.04 LTS trusty | Not in release |
| 13.10 saucy | Ignored end of life |
| 13.04 raring | Ignored end of life |
| 12.10 quantal | Ignored end of life |
| 12.04 LTS precise | Ignored end of life |
| 11.10 oneiric | Ignored end of life |
| 11.04 natty | Ignored end of life |
| 10.10 maverick | Ignored end of life |
| 10.04 LTS lucid | Ignored end of life |
| 9.10 karmic | Ignored end of life |
| 8.04 LTS hardy | Ignored end of life |
| 6.06 LTS dapper | Not in release |
| webkitgtk | 16.10 yakkety | Not affected |
| 16.04 LTS xenial | Not affected |
| 15.10 wily | Not affected |
| 15.04 vivid | Ignored end of life |
| 14.10 utopic | Ignored end of life |
| 14.04 LTS trusty | Not in release |
| 13.10 saucy | Not in release |
| 12.10 quantal | Not in release |
| 12.04 LTS precise | Not in release |
| 10.04 LTS lucid | 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)

## Notes

---

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

qt4-x11 unmaintained upstream (see README.webkit for details)

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-0161)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2011-0161)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2011-0161)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2011-0161)

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2011-0161>