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Ubuntu Security Notice USN-2348-1
September 16, 2014
apt vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 14.04 LTS
– Ubuntu 12.04 LTS
– Ubuntu 10.04 LTS
Summary:
Several security issues were fixed in APT.
Software Description:
– apt: Advanced front-end for dpkg
Details:
It was discovered that APT did not re-verify downloaded files when the
If-Modified-Since wasn’t met. (CVE-2014-0487)
It was discovered that APT did not invalidate repository data when it
switched from an unauthenticated to an authenticated state. (CVE-2014-0488)
It was discovered that the APT Acquire::GzipIndexes option caused APT to
skip checksum validation. This issue only applied to Ubuntu 12.04 LTS and
Ubuntu 14.04 LTS, and was not enabled by default. (CVE-2014-0489)
It was discovered that APT did not correctly validate signatures when
downloading source packages using the download command. This issue only
applied to Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. (CVE-2014-0490)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 14.04 LTS:
apt 1.0.1ubuntu2.3
Ubuntu 12.04 LTS:
apt 0.8.16~exp12ubuntu10.19
Ubuntu 10.04 LTS:
apt 0.7.25.3ubuntu9.16
In general, a standard system update will make all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-2348-1
CVE-2014-0487, CVE-2014-0488, CVE-2014-0489, CVE-2014-0490
Package Information:
https://launchpad.net/ubuntu/+source/apt/1.0.1ubuntu2.3
https://launchpad.net/ubuntu/+source/apt/0.8.16~exp12ubuntu10.19
https://launchpad.net/ubuntu/+source/apt/0.7.25.3ubuntu9.16
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