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Debian LTS Advisory DLA-2487-1              [email protected]
https://www.debian.org/lts/security/                      Utkarsh Gupta
December 10, 2020                           https://wiki.debian.org/LTS
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Package        : apt
Version        : 1.4.11
CVE ID         : CVE-2020-27350

It was discovered that missing input validation in the ar/tar
implementations of APT, the high level package manager, could cause
out-of-bounds reads or infinite loops, resulting in denial of service
when processing malformed deb files.

For Debian 9 stretch, this problem has been fixed in version

We recommend that you upgrade your apt packages.

For the detailed security status of apt please refer to
its security tracker page at:

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