Bug 2447318 (CVE-2026-2340) - CVE-2026-2340 samba: vfs_worm does not block directory modification
Summary: CVE-2026-2340 samba: vfs_worm does not block directory modification
Keywords:
Status: NEW
Alias: CVE-2026-2340
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2481875
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-03-13 13:05 UTC by OSIDB Bzimport
Modified: 2026-10-15 13:53 UTC (History)
18 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2026:22963 0 None None None 2026-06-03 20:58:03 UTC
Red Hat Product Errata RHSA-2026:25049 0 None None None 2026-06-10 11:14:48 UTC
Red Hat Product Errata RHSA-2026:25979 0 None None None 2026-06-15 14:11:15 UTC
Red Hat Product Errata RHSA-2026:28053 0 None None None 2026-06-23 00:58:11 UTC
Red Hat Product Errata RHSA-2026:28054 0 None None None 2026-06-23 00:57:54 UTC
Red Hat Product Errata RHSA-2026:28055 0 None None None 2026-06-23 00:54:44 UTC
Red Hat Product Errata RHSA-2026:28056 0 None None None 2026-06-23 00:54:27 UTC
Red Hat Product Errata RHSA-2026:28057 0 None None None 2026-06-23 00:54:13 UTC
Red Hat Product Errata RHSA-2026:29863 0 None None None 2026-07-02 18:30:04 UTC
Red Hat Product Errata RHSA-2026:56786 0 None None None 2026-08-31 02:03:18 UTC
Red Hat Product Errata RHSA-2026:56853 0 None None None 2026-08-31 02:03:57 UTC
Red Hat Product Errata RHSA-2026:56911 0 None None None 2026-08-31 02:02:17 UTC
Red Hat Product Errata RHSA-2026:57483 0 None None None 2026-08-26 15:55:11 UTC
Red Hat Product Errata RHSA-2026:59831 0 None None None 2026-09-03 12:01:57 UTC
Red Hat Product Errata RHSA-2026:60019 0 None None None 2026-09-03 08:58:30 UTC
Red Hat Product Errata RHSA-2026:62409 0 None None None 2026-09-14 13:30:57 UTC
Red Hat Product Errata RHSA-2026:62549 0 None None None 2026-09-10 08:50:40 UTC
Red Hat Product Errata RHSA-2026:65839 0 None None None 2026-09-17 17:11:10 UTC
Red Hat Product Errata RHSA-2026:65851 0 None None None 2026-09-17 07:56:33 UTC
Red Hat Product Errata RHSA-2026:65907 0 None None None 2026-09-17 07:15:14 UTC
Red Hat Product Errata RHSA-2026:67857 0 None None None 2026-09-28 01:40:56 UTC
Red Hat Product Errata RHSA-2026:70586 0 None None None 2026-10-01 12:28:34 UTC
Red Hat Product Errata RHSA-2026:77320 0 None None None 2026-10-15 13:53:56 UTC

Description OSIDB Bzimport 2026-03-13 13:05:19 UTC 
Samba: vfs_worm does not block directory modification
Comment 2 TEJ RATHI 2026-05-27 11:38:32 UTC 
Embargo lifted. The CVE is now public.

https://www.samba.org/samba/security/CVE-2026-2340.html
https://bugzilla.samba.org/show_bug.cgi?id=15997
Comment 3 errata-xmlrpc 2026-06-03 20:58:02 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:22963 https://access.redhat.com/errata/RHSA-2026:22963
Comment 4 errata-xmlrpc 2026-06-10 11:14:47 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:25049 https://access.redhat.com/errata/RHSA-2026:25049
Comment 5 errata-xmlrpc 2026-06-15 14:11:14 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:25979 https://access.redhat.com/errata/RHSA-2026:25979
Comment 6 errata-xmlrpc 2026-06-23 00:54:12 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On

Via RHSA-2026:28057 https://access.redhat.com/errata/RHSA-2026:28057
Comment 7 errata-xmlrpc 2026-06-23 00:54:26 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.8 Telecommunications Update Service

Via RHSA-2026:28056 https://access.redhat.com/errata/RHSA-2026:28056
Comment 8 errata-xmlrpc 2026-06-23 00:54:43 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:28055 https://access.redhat.com/errata/RHSA-2026:28055
Comment 9 errata-xmlrpc 2026-06-23 00:57:52 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2026:28054 https://access.redhat.com/errata/RHSA-2026:28054
Comment 10 errata-xmlrpc 2026-06-23 00:58:10 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions

Via RHSA-2026:28053 https://access.redhat.com/errata/RHSA-2026:28053
Comment 11 errata-xmlrpc 2026-07-02 18:30:03 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.19

Via RHSA-2026:29863 https://access.redhat.com/errata/RHSA-2026:29863
Comment 12 errata-xmlrpc 2026-08-26 15:55:09 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.18

Via RHSA-2026:57483 https://access.redhat.com/errata/RHSA-2026:57483
Comment 13 errata-xmlrpc 2026-08-31 02:02:16 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.15

Via RHSA-2026:56911 https://access.redhat.com/errata/RHSA-2026:56911
Comment 14 errata-xmlrpc 2026-08-31 02:03:16 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.14

Via RHSA-2026:56786 https://access.redhat.com/errata/RHSA-2026:56786
Comment 15 errata-xmlrpc 2026-08-31 02:03:55 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.16

Via RHSA-2026:56853 https://access.redhat.com/errata/RHSA-2026:56853
Comment 16 errata-xmlrpc 2026-09-03 08:58:28 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.17

Via RHSA-2026:60019 https://access.redhat.com/errata/RHSA-2026:60019
Comment 17 errata-xmlrpc 2026-09-03 12:01:55 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.12

Via RHSA-2026:59831 https://access.redhat.com/errata/RHSA-2026:59831
Comment 18 errata-xmlrpc 2026-09-10 08:50:38 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.16

Via RHSA-2026:62549 https://access.redhat.com/errata/RHSA-2026:62549
Comment 19 Jon Orris 2026-09-14 13:30:55 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.14

Via RHSA-2026:62409 https://access.redhat.com/errata/RHSA-2026:62409
Comment 20 Jon Orris 2026-09-17 07:15:12 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.12

Via RHSA-2026:65907 https://access.redhat.com/errata/RHSA-2026:65907
Comment 21 Jon Orris 2026-09-17 07:56:31 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.18

Via RHSA-2026:65851 https://access.redhat.com/errata/RHSA-2026:65851
Comment 22 Jon Orris 2026-09-17 17:11:08 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.13

Via RHSA-2026:65839 https://access.redhat.com/errata/RHSA-2026:65839
Comment 23 Jon Orris 2026-09-28 01:40:54 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.15

Via RHSA-2026:67857 https://access.redhat.com/errata/RHSA-2026:67857
Comment 24 Jon Orris 2026-10-01 12:28:32 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.17

Via RHSA-2026:70586 https://access.redhat.com/errata/RHSA-2026:70586
Comment 27 Jon Orris 2026-10-15 13:53:54 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.13

Via RHSA-2026:77320 https://access.redhat.com/errata/RHSA-2026:77320
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