USN-2338-1: Lua vulnerability

Releases

• Ubuntu 14.04 ESM
• Ubuntu 12.04

Packages

• lua5.1 - Simple, extensible, embeddable programming language

Details

It was discovered that Lua incorrectly handled certain vararg functions
with a large number of fixed parameters. An attacker could use this issue
to cause Lua applications to crash, 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 14.04

• liblua5.1-0 - 5.1.5-5ubuntu0.1
• lua5.1 - 5.1.5-5ubuntu0.1

Ubuntu 12.04

• liblua5.1-0 - 5.1.4-12ubuntu1.1
• lua5.1 - 5.1.4-12ubuntu1.1

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

References

• CVE-2014-5461