drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in Gnuplot
Name: |
Mehrere Probleme in Gnuplot |
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ID: |
USN-4541-1 |
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Distribution: |
Ubuntu |
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Plattformen: |
Ubuntu 16.04 LTS |
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Datum: |
Sa, 26. September 2020, 07:55 |
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Referenzen: |
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19491
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19492
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19490 |
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Applikationen: |
gnuplot |
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Originalnachricht |
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========================================================================== Ubuntu Security Notice USN-4541-1 September 25, 2020
gnuplot vulnerabilities ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 16.04 LTS
Summary:
Several security issues were fixed in Gnuplot.
Software Description: - gnuplot: Command-line driven interactive plotting program
Details:
Tim Blazytko, Cornelius Aschermann, Sergej Schumilo and Nils Bars discovered that Gnuplot did not properly validate string sizes in the df_generate_ascii_array_entry function. An attacker could possibly use this issue to cause a heap buffer overflow, resulting in a denial of service attack or arbitrary code execution. (CVE-2018-19490)
Tim Blazytko, Cornelius Aschermann, Sergej Schumilo and Nils Bars discovered that Gnuplot did not properly validate string sizes in the PS_options function when the Gnuplot postscript terminal is used as a backend. An attacker could possibly use this issue to cause a buffer overflow, resulting in a denial of service attack or arbitrary code execution. (CVE-2018-19491)
Tim Blazytko, Cornelius Aschermann, Sergej Schumilo and Nils Bars discovered that Gnuplot did not properly validate string sizes in the cairotrm_options function when the Gnuplot postscript terminal is used as a backend. An attacker could possibly use this issue to cause a buffer overflow, resulting in a denial of service attack or arbitrary code execution. (CVE-2018-19492)
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 16.04 LTS: gnuplot 4.6.6-3ubuntu0.1 gnuplot-data 4.6.6-3ubuntu0.1 gnuplot-nox 4.6.6-3ubuntu0.1 gnuplot-qt 4.6.6-3ubuntu0.1 gnuplot-tex 4.6.6-3ubuntu0.1 gnuplot-x11 4.6.6-3ubuntu0.1
In general, a standard system update will make all the necessary changes.
References: https://usn.ubuntu.com/4541-1 CVE-2018-19490, CVE-2018-19491, CVE-2018-19492
Package Information: https://launchpad.net/ubuntu/+source/gnuplot/4.6.6-3ubuntu0.1
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