Bug 1538771 (CVE-2018-1050) - CVE-2018-1050 samba: NULL pointer dereference in printer server process
Summary: CVE-2018-1050 samba: NULL pointer dereference in printer server process
Status: CLOSED ERRATA
Alias: CVE-2018-1050
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard: impact=low,public=20180313,reported=2...
Keywords: Security
Depends On: 1551924 1552004 1552005 1553018 1553031 1554753 1554754 1564433
Blocks: 1538774
TreeView+ depends on / blocked
 
Reported: 2018-01-25 19:37 UTC by Pedro Sampaio
Modified: 2019-06-11 11:13 UTC (History)
18 users (show)

(edit)
A null pointer dereference flaw was found in Samba RPC external printer service. An attacker could use this flaw to cause the printer spooler service to crash.
Clone Of:
(edit)
Last Closed: 2019-06-08 03:38:17 UTC


Attachments (Terms of Use)


External Trackers
Tracker ID Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2018:1860 None None None 2018-06-19 04:49 UTC
Red Hat Product Errata RHSA-2018:1883 None None None 2018-06-19 04:50 UTC
Red Hat Product Errata RHSA-2018:2612 None None None 2018-09-04 06:31 UTC
Red Hat Product Errata RHSA-2018:2613 None None None 2018-09-04 06:29 UTC
Red Hat Product Errata RHSA-2018:3056 None None None 2018-10-30 07:26 UTC

Description Pedro Sampaio 2018-01-25 19:37:41 UTC
A flaw was found in Samba. A null pointer indirection in the printer server process may lead to denial of service.

Upstream bug:

https://bugzilla.samba.org/show_bug.cgi?id=11343

Comment 1 Pedro Sampaio 2018-01-25 19:37:47 UTC
Acknowledgments:

Name: the Samba project

Comment 2 Huzaifa S. Sidhpurwala 2018-02-16 07:02:57 UTC
Mitigation:

Ensure the paramter:
rpc_server:spoolss = external
is not set in the [global] section of your smb.conf.

Comment 6 Huzaifa S. Sidhpurwala 2018-03-13 10:13:22 UTC
External References:

https://www.samba.org/samba/security/CVE-2018-1050.html

Comment 7 Huzaifa S. Sidhpurwala 2018-03-13 10:14:27 UTC
Created samba tracking bugs for this issue:

Affects: fedora-all [bug 1554754]

Comment 10 errata-xmlrpc 2018-06-19 04:49:43 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2018:1860 https://access.redhat.com/errata/RHSA-2018:1860

Comment 11 errata-xmlrpc 2018-06-19 04:50:06 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2018:1883 https://access.redhat.com/errata/RHSA-2018:1883

Comment 12 errata-xmlrpc 2018-09-04 06:29:03 UTC
This issue has been addressed in the following products:

  Red Hat Gluster Storage 3.4 for RHEL 7

Via RHSA-2018:2613 https://access.redhat.com/errata/RHSA-2018:2613

Comment 13 errata-xmlrpc 2018-09-04 06:31:41 UTC
This issue has been addressed in the following products:

  Red Hat Gluster Storage 3.4 for RHEL 6

Via RHSA-2018:2612 https://access.redhat.com/errata/RHSA-2018:2612

Comment 14 errata-xmlrpc 2018-10-30 07:25:57 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2018:3056 https://access.redhat.com/errata/RHSA-2018:3056


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