Your submission was sent successfully! Close

Thank you for contacting us. A member of our team will be in touch shortly. Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

USN-1226-2: cifs-utils vulnerabilities

4 October 2011

An attacker could trick cifs-utils into corrupting the system mtab file.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Releases

Packages

  • cifs-utils - Common Internet File System utilities

Details

Dan Rosenberg discovered that cifs-utils incorrectly handled changes to the
mtab file. A local attacker could use this issue to corrupt the mtab file,
possibly leading to a denial of service. (CVE-2011-1678)

Jan Lieskovsky discovered that cifs-utils incorrectly filtered certain
strings being added to the mtab file. A local attacker could use this issue
to corrupt the mtab file, possibly leading to a denial of service.
(CVE-2011-2724)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 11.04
Ubuntu 10.10

In general, a standard system update will make all the necessary changes.

References

Related notices

Join the discussion

Need help with your security needs?

Ubuntu Pro provides up to ten-year security coverage for over 23,000 open-source packages within the Ubuntu Main and Universe repositories.

Talk to an expert to find out what would work best for you

Further reading