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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/source-package/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