A ghostscript security update has been released for Debian GNU/Linux 10 LTS to address an issue that allowed remote attackers to cause denial of service.

[SECURITY] [DLA 3582-1] ghostscript security update

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Debian LTS Advisory DLA-3582-1 debian-lts@lists.debian.org
https://www.debian.org/lts/security/ Abhijith PA
September 25, 2023 https://wiki.debian.org/LTS
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Package : ghostscript
Version : 9.27~dfsg-2+deb10u9
CVE ID : CVE-2020-21710 CVE-2020-21890

Vulnerabilities were found in ghostscript, an interpreter for pdf
PostScript language, which allows remote attackers to cause denial of
service.

CVE-2020-21710

Divide by zero caused by custom resolution being too low

CVE-2020-21890

Buffer Overflow vulnerability in clj_media_size function.

For Debian 10 buster, these problems have been fixed in version
9.27~dfsg-2+deb10u9.

We recommend that you upgrade your ghostscript packages.

For the detailed security status of ghostscript please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/ghostscript

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS