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[USN-8114-1] GVfs vulnerabilities

Posted on 23 March 2026
Ubuntu Security

==========================================================================Ubuntu Security Notice USN-8114-1
March 23, 2026

gvfs vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 25.10
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS

Summary:

Several security issues were fixed in GVfs.

Software Description:
- gvfs: Userspace virtual file system

Details:

It was discovered that the GVfs FTP backend incorrectly handled IP
addresses and ports returned by passive mode responses. A malicious remote
server could possibly use this issue to help scan for open ports.
(CVE-2026-28295)

It was discovered that the GVfs FTP backend incorrectly handled crafted
file paths. A remote attacker could use this issue to terminate or inject
arbitrary FTP commands, or possibly execute arbitrary code.
(CVE-2026-28296)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 25.10
gvfs 1.57.2-2ubuntu5.1
gvfs-backends 1.57.2-2ubuntu5.1

Ubuntu 24.04 LTS
gvfs 1.54.4-0ubuntu1~24.04.2
gvfs-backends 1.54.4-0ubuntu1~24.04.2

Ubuntu 22.04 LTS
gvfs 1.48.2-0ubuntu1.1
gvfs-backends 1.48.2-0ubuntu1.1

After a standard system update you need to restart your session to make
all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-8114-1
CVE-2026-28295, CVE-2026-28296

Package Information:
https://launchpad.net/ubuntu/+source/gvfs/1.57.2-2ubuntu5.1
https://launchpad.net/ubuntu/+source/gvfs/1.54.4-0ubuntu1~24.04.2
https://launchpad.net/ubuntu/+source/gvfs/1.48.2-0ubuntu1.1

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