[USN-1127-1] usb-creator vulnerability
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Ubuntu Security Notice USN-1127-1
May 02, 2011
usb-creator vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 11.04
- Ubuntu 10.10
- Ubuntu 10.04 LTS
Summary:
An attacker could use usb-creator to unmount arbitrary disks or perform
other unauthorized disk operations.
Software Description:
- usb-creator: create a startup disk using a CD or disc image (common files=
)
Details:
Evan Broder discovered that usb-creator did not properly enforce
restrictions when performing privileged disk operations. A local attacker
could use this flaw to perform certain disk operations, such as unmount
arbitrary mountpoints.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 11.04:
usb-creator-common 0.2.28.3
Ubuntu 10.10:
usb-creator-common 0.2.25.3
Ubuntu 10.04 LTS:
usb-creator-common 0.2.22.3
In general, a standard system update will make all the necessary changes.
References:
CVE-2011-1828
Package Information:
https://launchpad.net/ubuntu/+source/usb-creator/0.2.28.3
https://launchpad.net/ubuntu/+source/usb-creator/0.2.25.3
https://launchpad.net/ubuntu/+source/usb-creator/0.2.22.3
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