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Fedora 43 nginx-mod-fancyindex Important Memory Disclosure CVE-2025-53859

fedora
Calendar Grey January 3, 2026
Dist Fedora Esm H88
Fedora Update for nginx-mod-fancyindex addresses important memory disclosure vulnerability affected by crafted logins.
Changes with nginx 1.28.1 23 Dec 2025 *) Security: processing of a specially crafted login/password when using the "none" authentication method in the ngx_mail_smtp_module might ...

Summary

The Fancy Index module makes possible the generation of file listings,

like the built-in autoindex module does, but adding a touch of style.

This is possible because the module allows a certain degree of

customization of the generated content:

* Custom headers. Either local or stored remotely.

* Custom footers. Either local or stored remotely.

* Add you own CSS style rules.

* Allow choosing to sort elements by name (default),

modification time, or size; both ascending (default),

or descending.

Update Information:

Changes with nginx 1.28.1 23 Dec 2025 *) Security: processing of a specially crafted login/password when using the "none" authentication method in the ngx_mail_smtp_module might cause worker process memory disclosure to the authentication server (CVE-2025-53859). *) Bugfix: a segmentation fault might occur in a worker process if the "try_files" directive and "proxy_pass" with a URI were used. *) Bugfix: in handling "Host" and ":authority" header lines with equal values when using HTTP/2; the bug had appeared in 1.17.9. *) Bugfix: in handling "Host" header lines with a port when using HTTP/3. *) Bugfix: an XCLIENT command didn't use the xtext encoding. Thanks to Igor Morgenstern of Aisle Research. *) Bugfix: in SSL certificate caching during reconfiguration. *) Bugfix: in delta-seconds processing in the "Cache-Control" backend response header line. *) Change: the native nginx/Windows binary release is now ...

Change Log

* Fri Dec 26 2025 Felix Kaechele - 0.5.2-13 - Rebuild for 1.28.1

References

Fedora Update Notification FEDORA-2025-8aa169ea14 2026-01-03 00:41:36.670931+00:00 Name : nginx-mod-fancyindex Product : Fedora 43 Version : 0.5.2 Release : 13.fc43 URL : https://github.com/aperezdc/ngx-fancyindex Summary : Nginx FancyIndex module Description : The Fancy Index module makes possible the generation of file listings, like the built-in autoindex module does, but adding a touch of style. This is possible because the module allows a certain degree of customization of the generated content: * Custom headers. Either local or stored remotely. * Custom footers. Either local or stored remotely. * Add you own CSS style rules. * Allow choosing to sort elements by name (default), modification time, or size; both ascending (default), or descending.

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-8aa169ea14' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

Severity
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Name: nginx-mod-fancyindex
Product: Fedora 43
Version: 0.5.2
Release: 13.fc43
Summary: Nginx FancyIndex module

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