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Debian LTS Advisory DLA-2667-1                [email protected]
https://www.debian.org/lts/security/                      Sylvain Beucler
May 26, 2021                                  https://wiki.debian.org/LTS
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Package        : djvulibre
Version        : 3.5.27.1-7+deb9u1
CVE ID         : CVE-2019-15142 CVE-2019-15143 CVE-2019-15144 CVE-2019-15145 
                 CVE-2019-18804 CVE-2021-3500 CVE-2021-32490 CVE-2021-32491 
                 CVE-2021-32492 CVE-2021-32493
Debian Bug     : 945114 988215

Several vulnerabilities were discovered in djvulibre, a library and
set of tools to handle documents in the DjVu format. An attacker could
crash document viewers and possibly execute arbitrary code through
crafted DjVu files.

For Debian 9 stretch, these problems have been fixed in version
3.5.27.1-7+deb9u1.

We recommend that you upgrade your djvulibre packages.

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

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