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Ubuntu 14.04 LTS: USN-2307-1 Severe: GPGME Code Execution Risk

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Calendar Grey August 6, 2014
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Serious GPGME vulnerability enables unauthorized code execution through malicious certificates. Ensure your Ubuntu installations are updated immediately.
GPGME could be made to crash or run programs as your login if it processed a specially crafted certificate.

Summary

GPGME could be made to crash or run programs as your login if it processed

a specially crafted certificate.

Software Description:

- gpgme1.0: GPGME - GnuPG Made Easy (library)

Details:

Tomáš Trnka discovered that GPGME incorrectly handled certain certificate

line lengths. An attacker could use this issue to cause applications using

GPGME to crash, resulting in a denial of service, or possibly execute

arbitrary code.

Topics%20covered

Topics Covered

security advisory denial of service arbitrary code ubuntu gpgme

Update Instructions

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

Ubuntu 14.04 LTS:
  libgpgme11                      1.4.3-0.1ubuntu5.1

Ubuntu 12.04 LTS:
  libgpgme11                      1.2.0-1.4ubuntu2.1

Ubuntu 10.04 LTS:
  libgpgme11                      1.2.0-1.2ubuntu1.1

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

References

https://ubuntu.com/security/notices/USN-2307-1

CVE-2014-3564

Severity
critical
Lowest
Low
Medium
High
Critical

August 06, 2014

Topics%20covered

Topics Covered

security advisory denial of service arbitrary code ubuntu gpgme

Package Information

https://launchpad.net/ubuntu/+source/gpgme1.0/1.4.3-0.1ubuntu5.1
https://launchpad.net/ubuntu/+source/gpgme1.0/1.2.0-1.4ubuntu2.1
https://launchpad.net/ubuntu/+source/gpgme1.0/1.2.0-1.2ubuntu1.1

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