Debian Security Advisory

DLA-2687-2 prosody -- LTS security update

Date Reported:
19 Jun 2021
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2021-32921.
More information:

It was discovered that the previous upload of the package prosody versioned 0.9.12-2+deb9u3 introduced a regression in the mod_auth_internal_hashed module. Big thanks to Andre Bianchi for the reporting an issue and for testing the update.

For Debian 9 stretch, this problem has been fixed in version 0.9.12-2+deb9u4.

We recommend that you upgrade your prosody packages.

For the detailed security status of prosody please refer to its security tracker page at:

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: