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Fedora 44 ProFTPD Update Addresses ACL Bypass CVE-2026

Fedora 44 ProFTPD Update Addresses ACL Bypass CVE-2026

Linuxsecurity LinuxSecurity Advisories July 30, 2026

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ProFTPD is an enhanced FTP server with a focus toward simplicity, security,

and ease of configuration. It features a very Apache-like configuration

syntax, and a highly customizable server infrastructure, including support for

multiple 'virtual' FTP servers, anonymous FTP, and permission-based directory

This package defaults to the standalone behavior of ProFTPD, but all the

needed scripts to have it run by systemd instead are included.

This update adds a new module, mod_procfs, which is enabled by default. It addressses CVE-2026-35025 (ACL bypass via /proc/self/root path prefix), by disallowing any file accesses via procfs filesystems.

* Tue Jul 21 2026 Paul Howarth - 1.3.9c-3 - Add mod_procfs, enabled by default, to address CVE-2026-35025 (ACL bypass via /proc/self/root path prefix); this module disallows file accesses via procfs filesystems * Thu Jul 16 2026 Fedora Release Engineering - 1.3.9c-2 - Rebuilt for

* Tue Jul 21 2026 Paul Howarth - 1.3.9c-3 - Add mod_procfs, enabled by default, to address CVE-2026-35025 (ACL bypass via /proc/self/root path prefix); this module disallows file accesses via procfs filesystems * Thu Jul 16 2026 Fedora Release Engineering - 1.3.9c-2 - Rebuilt for

[ 1 ] Bug #2492208 - CVE-2026-35025 proftpd: ACL bypass via /proc/self/root path prefix in RNFR [fedora-all]

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-2994824419' at the command line. For more information, refer to the dnf documentation available at

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