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securityvulnsSecurityvulnsSECURITYVULNS:DOC:29874
HistoryOct 02, 2013 - 12:00 a.m.

[USN-1963-1] usb-creator vulnerability

2013-10-0200:00:00
vulners.com
11

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Ubuntu Security Notice USN-1963-1
September 18, 2013

usb-creator vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 13.04
  • Ubuntu 12.10
  • Ubuntu 12.04 LTS

Summary:

usb-creator could be tricked into bypassing polkit authorizations.

Software Description:

  • usb-creator: create a startup disk using a CD or disc image

Details:

It was discovered that usb-creator was using polkit in an unsafe manner. A
local attacker could possibly use this issue to bypass intended polkit
authorizations.

Update instructions:

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

Ubuntu 13.04:
usb-creator-common 0.2.47.1

Ubuntu 12.10:
usb-creator-common 0.2.40ubuntu2

Ubuntu 12.04 LTS:
usb-creator-common 0.2.38.2

After a standard system update you need to reboot your computer to make
all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-1963-1
CVE-2013-1063

Package Information:
https://launchpad.net/ubuntu/+source/usb-creator/0.2.47.1
https://launchpad.net/ubuntu/+source/usb-creator/0.2.40ubuntu2
https://launchpad.net/ubuntu/+source/usb-creator/0.2.38.2

– ubuntu-security-announce mailing list [email protected] Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-security-announce

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