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Fedora 43 Fvwm3 Important Denial-of-Service Security Patch CVE-2025

Linuxsecurity •LinuxSecurity Advisories • February 19, 2026

Fvwm is a window manager for X11. It is designed to minimize memory consumption, provide a 3D look to window frames, and implement a virtual desktop. Update Information : Fix CVE-2025-65637.

Fvwm is a window manager for X11. It is designed to minimize memory

consumption, provide a 3D look to window frames, and implement a virtual

* Tue Feb 10 2026 Peter Lemenkov - 1.1.4-4 - Fix for CVE-2025-65637 * Mon Feb 2 2026 Maxwell G - 1.1.4-3 - Rebuild for * Fri Jan 16 2026 Fedora Release Engineering - 1.1.4-2 - Rebuilt for

[ 1 ] Bug #2422175 - CVE-2025-65637 fvwm3: github.com/sirupsen/logrus: Denial-of-Service due to large single-line payload [fedora-42] [ 2 ] Bug #2422195 - CVE-2025-65637 fvwm3: github.com/sirupsen/logrus: Denial-of-Service due to large single-line payload [fedora-43]

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-adbfebd04b' at the command line. For more information, refer to the dnf documentation available at

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Fedora 42 and 43 Fvwm3 Security Patch for CVE-2025-65637 Fedora has released crucial patches for the Fvwm3 window manager to address CVE-2025-65637, a denial-of-service vulnerability. Users of Fedora 42 and 43 are affected, and the updates aim to mitigate potential exploitation of this security flaw. The vulnerability was published on December 4, 2025, and the patches were made available on February 10, 2026. 2 sources 28

Extracted Entities

Fedora 43 Fvwm3 Important Denial-of-Service Security Patch CVE-2025

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Extracted Entities

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