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Fedora 42: libnbd Important Security Fix NBD Issue FEDORA-2025-2e23403e23

fedora
Calendar Grey November 8, 2025
Dist Fedora Esm H88
Fedora 42 libnbd update addresses security issues; enhances functionality of network block device support.
New upstream stable version 1.22.5

Summary

NBD \u2014 Network Block Device \u2014 is a protocol for accessing Block Devices

(hard disks and disk-like things) over a Network.

This is the NBD client library in userspace, a simple library for

writing NBD clients.

The key features are:

* Synchronous and asynchronous APIs, both for ease of use and for

writing non-blocking, multithreaded clients.

* High performance.

* Minimal dependencies for the basic library.

* Well-documented, stable API.

* Bindings in several programming languages.

Update Information:

New upstream stable version 1.22.5

Topics%20covered

Topics Covered

security advisory security issue fedora important network block device libnbd

Change Log

* Thu Oct 23 2025 Richard W.M. Jones - 1.22.5-1 - New upstream stable version 1.22.5 - Fixes security issue with nbd+ssh URIs https://lists.libguestfs.org/archives/list/guestfs@lists.libguestfs.org/thread/YZMBF3SJRWTRVT5L3KWSNHITFTRMQNTT/

References

Fedora Update Notification FEDORA-2025-2e23403e23 2025-11-08 01:27:10.727042+00:00
Name : libnbd Product : Fedora 42 Version : 1.22.5 Release : 1.fc42 URL : https://gitlab.com/nbdkit/libnbd Summary : NBD client library in userspace Description : NBD \u2014 Network Block Device \u2014 is a protocol for accessing Block Devices (hard disks and disk-like things) over a Network.
This is the NBD client library in userspace, a simple library for writing NBD clients.
The key features are:
* Synchronous and asynchronous APIs, both for ease of use and for writing non-blocking, multithreaded clients.
* High performance.
* Minimal dependencies for the basic library.
* Well-documented, stable API.
* Bindings in several programming languages.

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-2e23403e23' 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
important
Lowest
Low
Medium
High
Critical

Name: libnbd
Product: Fedora 42
Version: 1.22.5
Release: 1.fc42
URL: https://gitlab.com/nbdkit/libnbd
Summary: NBD client library in userspace

Topics%20covered

Topics Covered

security advisory security issue fedora important network block device libnbd

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