Ubuntu 23.04 USN-6398-1 Moderate: Minidlna Buffer Overflow Risk

ubuntu

September 27, 2023

Several security issues were fixed in ReadyMedia.

Summary

Several security issues were fixed in ReadyMedia.

Software Description:

- minidlna: lightweight DLNA/UPnP-AV server targeted at embedded systems

Details:

It was discovered that ReadyMedia was vulnerable to DNS rebinding attacks.

A remote attacker could possibly use this issue to trick the local DLNA

server to leak information. This issue only affected Ubuntu 16.04 LTS,

Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2022-26505)

It was discovered that ReadyMedia incorrectly handled certain HTTP requests

using chunked transport encoding. A remote attacker could possibly use this

issue to cause buffer overflows, resulting in out-of-bounds reads and writes.

(CVE-2023-33476)

Topics Covered

security advisory security update buffer overflow remote attack DNS issue ubuntu minidlna

Update Instructions

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

Ubuntu 23.04:
   minidlna                        1.3.0+dfsg-2.2ubuntu0.1

Ubuntu 22.04 LTS:
   minidlna                        1.3.0+dfsg-2.1ubuntu0.1

Ubuntu 20.04 LTS:
   minidlna                        1.2.1+dfsg-1ubuntu0.20.04.2

Ubuntu 18.04 LTS (Available with Ubuntu Pro):
   minidlna                        1.2.1+dfsg-1ubuntu0.18.04.1+esm1

Ubuntu 16.04 LTS (Available with Ubuntu Pro):
   minidlna                        1.1.5+dfsg-2ubuntu0.1+esm1

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