Bug 1870248 (CVE-2020-16309) - CVE-2020-16309 ghostscript: buffer overflow in lxm5700m_print_page() in devices/gdevlxm.c could result in a DoS
Summary: CVE-2020-16309 ghostscript: buffer overflow in lxm5700m_print_page() in devic...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2020-16309
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1870250 1872492 1872493
Blocks: 1870273
TreeView+ depends on / blocked
 
Reported: 2020-08-19 15:26 UTC by Michael Kaplan
Modified: 2021-05-18 20:35 UTC (History)
7 users (show)

Fixed In Version: ghostscript 9.51
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Environment:
Last Closed: 2021-05-18 20:35:41 UTC
Embargoed:

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Description Michael Kaplan 2020-08-19 15:26:05 UTC 
A buffer overflow vulnerability in lxm5700m_print_page() in devices/gdevlxm.c of Artifex Software GhostScript v9.50 allows a remote attacker to cause a denial of service via a crafted eps file. This is fixed in v9.51.

References:

https://bugs.ghostscript.com/show_bug.cgi?id=701827
https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=a6f7464dddc689386668a38b92dfd03cc1b38a10
Comment 1 Michael Kaplan 2020-08-19 15:26:22 UTC 
Created ghostscript tracking bugs for this issue:

Affects: fedora-all [bug 1870250]
Comment 3 Todd Cullum 2020-08-25 21:57:33 UTC 
Flaw summary:
An incorrect buffer offset calculation could result in a heap buffer overflow -> out-of-bounds write in lxm5700m_print_page() of /devices/gdevlxm.c when ghostscript is provided with a crafted input PDF file.
Comment 5 errata-xmlrpc 2021-05-18 15:37:10 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2021:1852 https://access.redhat.com/errata/RHSA-2021:1852
Comment 6 Product Security DevOps Team 2021-05-18 20:35:41 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2020-16309
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