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A pygments security update has been released for Debian GNU/Linux 9 LTS to address a CPU exhaustion attack vulnerability.



DLA 2590-1: pygments security update



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Debian LTS Advisory DLA-2590-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Emilio Pozuelo Monfort
March 12, 2021   https://wiki.debian.org/LTS
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Package : pygments
Version : 2.2.0+dfsg-1+deb9u1
CVE ID : CVE-2021-20270
Debian Bug : 984664

It was found that pygments, a generic syntax highlighter, is vulnerable
to a CPU exhaustion attack via a crafted SML file.

For Debian 9 stretch, this problem has been fixed in version
2.2.0+dfsg-1+deb9u1.

We recommend that you upgrade your pygments packages.

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

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