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USN-2566-1: dpkg vulnerability

9 April 2015

dpkg could be tricked into bypassing source package signature checks.

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Releases

Packages

  • dpkg - Debian package management system

Details

Jann Horn discovered that dpkg incorrectly validated signatures when
extracting local source packages. If a user or an automated system were
tricked into unpacking a specially crafted source package, a remote
attacker could bypass signature verification checks.

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 14.10
Ubuntu 14.04
Ubuntu 12.04
Ubuntu 10.04

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

References

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Further reading