Bug 1882320 (CVE-2020-25559) - CVE-2020-25559 gnuplot: double free when executing print_set_output may lead to arbitrary code execution
Summary: CVE-2020-25559 gnuplot: double free when executing print_set_output may lead ...
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2020-25559
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: 1882321 1882851 1882852
Blocks: 1882326
TreeView+ depends on / blocked
 
Reported: 2020-09-24 10:32 UTC by Marian Rehak
Modified: 2021-11-02 17:48 UTC (History)
3 users (show)

Fixed In Version:
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A flaw was found in gnuplot. A double free memory issue when executing print_set_output may result in context-dependent arbitrary code execution. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Clone Of:
Environment:
Last Closed: 2021-11-02 17:48:00 UTC
Embargoed:

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Description Marian Rehak 2020-09-24 10:32:21 UTC 
gnuplot 5.5 is affected by double free when executing print_set_output. This may result in context-dependent arbitrary code execution.

Reference:

https://sourceforge.net/p/gnuplot/bugs/2312/
Comment 1 Marian Rehak 2020-09-24 10:32:52 UTC 
Created gnuplot tracking bugs for this issue:

Affects: fedora-all [bug 1882321]
Comment 2 Todd Cullum 2020-09-25 20:23:33 UTC 
Upstream commit: https://github.com/gnuplot/gnuplot/commit/052cbd17c3cbbc602ee080b2617d32a8417d7563
Comment 4 Todd Cullum 2020-09-25 21:30:40 UTC 
I've set RHEL7 severity to low as it would not reproduce but seems to be possible in the source code.
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