[USN-5054-1] uWSGI vulnerability

Paulo Flabiano Smorigo pfsmorigo at canonical.com
Mon Aug 30 20:26:01 UTC 2021

Ubuntu Security Notice USN-5054-1
August 30, 2021

uwsgi vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.04 LTS


uWSGI could be made to crash if it received specially crafted

Software Description:
- uwsgi: fast, self-healing application container server


Felix Wilhelm discovered a buffer overflow flaw in the mod_proxy_uwsgi module.
An attacker could use this vulnerability to provoke an information disclosure
or potentially remote code execution.

Update instructions:

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

Ubuntu 18.04 LTS:
  libapache2-mod-proxy-uwsgi      2.0.15-10.2ubuntu2.2
  libapache2-mod-ruwsgi           2.0.15-10.2ubuntu2.2
  libapache2-mod-uwsgi            2.0.15-10.2ubuntu2.2
  uwsgi                           2.0.15-10.2ubuntu2.2
  uwsgi-core                      2.0.15-10.2ubuntu2.2

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


Package Information:
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