USN-663-1: system-tools-backends regression

5 November 2008

system-tools-backends regression

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Details

It was discovered that passwords changed (or new users created) via the
"Users and Groups" tool were created with 3DES hashing. This reduced the
security of stored user passwords, and was a regression from the correct
MD5 hashing. This update fixes the problem; future password changes
will correct the hashing used. We apologize for the inconvenience.

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 8.10

In general, a standard system upgrade is sufficient to effect the
necessary changes.

References

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