freeradius vulnerabilities

27 July 2017

freeradius vulnerabilities

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

• Ubuntu 17.04
• Ubuntu 16.04 LTS
• Ubuntu 14.04 LTS

Summary

Several security issues were fixed in FreeRADIUS.

Software Description

• freeradius - high-performance and highly configurable RADIUS server

Details

Guido Vranken discovered that FreeRADIUS incorrectly handled memory when decoding packets. A remote attacker could use this issue to cause FreeRADIUS to crash or hang, 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 versions:

Ubuntu 17.04

freeradius - 3.0.12+dfsg-4ubuntu1.2

Ubuntu 16.04 LTS

freeradius - 2.2.8+dfsg-0.1ubuntu0.1

Ubuntu 14.04 LTS

freeradius - 2.1.12+dfsg-1.2ubuntu8.2

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-2017-10978
• CVE-2017-10979
• CVE-2017-10980
• CVE-2017-10981
• CVE-2017-10982
• CVE-2017-10983
• CVE-2017-10984
• CVE-2017-10985
• CVE-2017-10986
• CVE-2017-10987