USN-516-1: xfsdump vulnerability

20 September 2007

xfsdump vulnerability

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Releases

Packages

Details

Paul Martin discovered that xfs_fsr creates a temporary directory
with insecure permissions. This allows a local attacker to exploit a
race condition in xfs_fsr to read or overwrite arbitrary files on xfs
filesystems.

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 7.04
Ubuntu 6.10
Ubuntu 6.06

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

References

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Further reading