Bug 1673304 (CVE-2019-3839) - CVE-2019-3839 ghostscript: missing attack vector protections for CVE-2019-6116
Summary: CVE-2019-3839 ghostscript: missing attack vector protections for CVE-2019-6116
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2019-3839
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1673398 1673399 1692798 1693807 1747956
Blocks: 1673302
TreeView+ depends on / blocked
 
Reported: 2019-02-07 10:24 UTC by Cedric Buissart
Modified: 2021-02-16 22:23 UTC (History)
5 users (show)

Fixed In Version: ghostscript 9.50
Clone Of:
Environment:
Last Closed: 2019-05-07 19:21:08 UTC
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHBA-2019:1428 0 None None None 2019-06-10 20:54:01 UTC
Red Hat Product Errata RHSA-2019:0971 0 None None None 2019-05-07 04:18:43 UTC
Red Hat Product Errata RHSA-2019:1017 0 None None None 2019-05-07 17:05:10 UTC

Description Cedric Buissart 2019-02-07 10:24:00 UTC 
It was found that some additional operators and dictionaries were needed to be hidden in order to prevent other CVE-2019-6116 attacks.
Comment 5 Cedric Buissart 2019-02-15 10:24:11 UTC 
Mitigation:

Please refer to the "Mitigation" section of CVE-2018-16509 : https://access.redhat.com/security/cve/cve-2018-16509
Comment 10 Cedric Buissart 2019-05-02 16:15:07 UTC 
Additional commit required for CVE-2019-6116 :
http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=4ec9ca7  
   + http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=db24f25 to prevent pdf2dsc regression
Comment 11 errata-xmlrpc 2019-05-07 04:18:42 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2019:0971 https://access.redhat.com/errata/RHSA-2019:0971
Comment 12 errata-xmlrpc 2019-05-07 17:05:09 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2019:1017 https://access.redhat.com/errata/RHSA-2019:1017
Comment 13 Cedric Buissart 2019-09-02 10:48:38 UTC 
Created ghostscript tracking bugs for this issue:

Affects: fedora-all [bug 1747956]
Comment 15 Cedric Buissart 2019-11-18 09:51:07 UTC 
Statement:

Red Hat Enterprise Linux 6 is now in Maintenance Support 2 Phase of the support and maintenance life cycle. This has been rated as having a security impact of Important, and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.
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