Control: retitle -1 mosquitto: CVE-2021-41039: Possible DoS Attack caused by 
unlimited number of "user properties"

Hi

On Thu, Dec 02, 2021 at 10:16:38PM +0100, Salvatore Bonaccorso wrote:
> Source: mosquitto
> Version: 2.0.11-1
> Severity: important
> Tags: security upstream
> Forwarded: https://bugs.eclipse.org/bugs/show_bug.cgi?id=575314
> X-Debbugs-Cc: [email protected], Debian Security Team 
> <[email protected]>
> 
> Hi,
> 
> The following vulnerability was published for mosquitto.
> 
> CVE-2021-34434[0]:
> | In Eclipse Mosquitto versions 2.0 to 2.0.11, when using the dynamic
> | security plugin, if the ability for a client to make subscriptions on
> | a topic is revoked when a durable client is offline, then existing
> | subscriptions for that client are not revoked.

Apologies, something went wrong when I now filled this bugreport. Here
are the corrections, this is about CVE-2021-41039.

Upstream report:

https://bugs.eclipse.org/bugs/show_bug.cgi?id=575314

Fixed by:

https://github.com/eclipse/mosquitto/commit/9d6a73f9f72005c2f19a262f15d28327eedea91f

Regards,
Salvatore

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