USN-3369-1: FreeRADIUS vulnerabilities
Ubuntu Security Notice USN-3369-1
27th 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 version:
- 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.