Vulnerabilities
Misconfiguration
Compliance
CVE Vulnerabilities

CVE-2020-25559

Double Free

Published: Sep 16, 2020 | Modified: Aug 14, 2025
CVSS 3.x
7.8
HIGH
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.x
6.8 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
7.8 MODERATE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Ubuntu
LOW
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Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2020-25559
CWEhttps://cwe.mitre.org/data/definitions/415.html

gnuplot 5.5 is affected by double free when executing print_set_output. This may result in context-dependent arbitrary code execution.

Weakness

The product calls free() twice on the same memory address.

Affected Software

NameVendorStart VersionEnd Version
GnuplotGnuplot5.5.0 (including)5.5.0 (including)
GnuplotUbuntubionic*
GnuplotUbuntuesm-apps/bionic*
GnuplotUbuntuesm-apps/focal*
GnuplotUbuntuesm-apps/xenial*
GnuplotUbuntuesm-infra-legacy/trusty*
GnuplotUbuntufocal*
GnuplotUbuntugroovy*
GnuplotUbuntuhirsute*
GnuplotUbuntuimpish*
GnuplotUbuntukinetic*
GnuplotUbuntulunar*
GnuplotUbuntumantic*
GnuplotUbuntutrusty*
GnuplotUbuntutrusty/esm*
GnuplotUbuntuupstream*
GnuplotUbuntuxenial*

Potential Mitigations

References

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