--- title: "CVE-2011-1691\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-2011-1691?format=md keywords: index, follow --- # CVE-2011-1691 Publication date 15 April 2011 Last updated 24 July 2024 --- Ubuntu priority **Medium** [Why this priority?](https://ubuntu.com/security/cves/about#priority ) Toggle side navigation ## Description The counterToCSSValue function in CSSComputedStyleDeclaration.cpp in the Cascading Style Sheets (CSS) implementation in WebCore in WebKit before r82222, as used in Google Chrome before 11.0.696.43 and other products, does not properly handle access to the (1) counterIncrement and (2) counterReset attributes of CSSStyleDeclaration data provided by a getComputedStyle method call, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via crafted JavaScript code. [Read the notes from the security team](https://ubuntu.com/security/CVE-2011-1691?format=md#notes) ## Status Show unmaintained releases | Package | Ubuntu Release | Status | | --- | --- | --- | | chromium-browser | 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 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 | Fixed 14.0.835.202~r103287-0ubuntu1 | | 11.04 natty | Fixed 14.0.835.202~r103287-0ubuntu0.11.04.1 | | 10.10 maverick | Fixed 14.0.835.202~r103287-0ubuntu0.10.10.1 | | 10.04 LTS lucid | Fixed 14.0.835.202~r103287-0ubuntu0.10.04.2 | | 9.10 karmic | Not in release | | 8.04 LTS hardy | Not in release | | 6.06 LTS dapper | Not in release | | 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-2011-1691) * [NVD](https://nvd.nist.gov/vuln/detail/CVE-2011-1691) * [Launchpad](https://launchpad.net/bugs/cve/CVE-2011-1691) * [Debian](https://security-tracker.debian.org/tracker/CVE-2011-1691) ### Other references *