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Fedora 44 Samba 4.24.3 Security Update Remote Code Execution CVE-2026-7567

fedora
Calendar Grey June 2, 2026
Dist Fedora Esm H88
Update to Samba 4.24.3 includes critical remote code execution fixes for multiple vulnerabilities with CVEs.
Update to Samba 4.24.3 - Security fix for CVE-2026-4480, CVE-2026-2340, CVE-2026-3012, CVE-2026-1933, CVE-2026-4408, and CVE-2026-3238

Summary

Samba is the standard Windows interoperability suite of programs for Linux and

Unix.

Update Information:

Update to Samba 4.24.3 - Security fix for CVE-2026-4480, CVE-2026-2340, CVE-2026-3012, CVE-2026-1933, CVE-2026-4408, and CVE-2026-3238

Topics%20covered

Topics Covered

security advisory fedora remote code execution samba CVE-2026-4480 CVE-2026-2340

Change Log

* Thu May 28 2026 Günther Deschner - 2:4.24.3-1 - Update to Samba 4.24.3 - resolves: rhbz#2481468 - resolves: rhbz#2481447 - Security fix for CVE-2026-4480 - resolves: rhbz#2481875 - Security fix for CVE-2026-2340 - resolves: rhbz#2481857 - Security fix for CVE-2026-3012 - resolves: rhbz#2481876 - Security fix for CVE-2026-1933 - Security fix for CVE-2026-4408 - Security fix for CVE-2026-3238

References


[ 1 ] Bug #2481447 - CVE-2026-4480 samba: Samba: Remote Code Execution in printing subsystem via unescaped job description [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2481447 [ 2 ] Bug #2481468 - samba-4.24.3 is available https://bugzilla.redhat.com/show_bug.cgi?id=2481468 [ 3 ] Bug #2481857 - CVE-2026-3012 samba: group policy certificate enrollment uses http:// without validation [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2481857 [ 4 ] Bug #2481875 - CVE-2026-2340 samba: vfs_worm does not block directory modification [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2481875 [ 5 ] Bug #2481876 - CVE-2026-1933 samba: Missing access check on reparse point operations [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2481876

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-7567819345' 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
critical
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Critical

Name: samba
Product: Fedora 44
Version: 4.24.3
Release: 1.fc44
URL: https://www.samba.org
Summary: Server and Client software to interoperate with Windows machines

Topics%20covered

Topics Covered

security advisory fedora remote code execution samba CVE-2026-4480 CVE-2026-2340

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