USN-2901-1: xdelta3 vulnerability

Ubuntu Security Notice USN-2901-1

17th February, 2016

xdelta3 vulnerability

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

  • Ubuntu 15.10
  • Ubuntu 14.04 LTS

Summary

xdelta3 could be made to crash or run programs if it opened a specially
crafted file.

Software description

  • xdelta3
    – Diff utility which works with binary files

Details

It was discovered that xdelta3 incorrectly handled certain files. If a user
or automated system were tricked into processing a specially-crafted file,
a remote attacker could use this issue to cause xdelta3 to crash, resulting
in a denial of service, or possibly execute arbitrary code.

Update instructions

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

Ubuntu 15.10:
xdelta3

3.0.8-dfsg-1ubuntu0.15.10.2
Ubuntu 14.04 LTS:
xdelta3

3.0.7-dfsg-2ubuntu0.2

To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.

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

References

CVE-2014-9765

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