USN-6398-1: ReadyMedia vulnerabilities

Publication date

27 September 2023

Overview

Several security issues were fixed in ReadyMedia.


Packages

  • 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)

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)

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
23.04 lunar minidlna –  1.3.0+dfsg-2.2ubuntu0.1
22.04 jammy minidlna –  1.3.0+dfsg-2.1ubuntu0.1
20.04 focal minidlna –  1.2.1+dfsg-1ubuntu0.20.04.2
18.04 bionic minidlna –  1.2.1+dfsg-1ubuntu0.18.04.1+esm1  
16.04 xenial minidlna –  1.1.5+dfsg-2ubuntu0.1+esm1  

Reduce your security exposure

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