Debian bullseye
Source: Debian Security Tracker
cups→ fixed in1.1.23-13urgency: unimportantsudo apt-get install --only-upgrade -y cups
libextractor→ fixed in0.5.8-1urgency: mediumsudo apt-get install --only-upgrade -y libextractor
poppler→ fixed in0.4.2-1.1urgency: mediumsudo apt-get install --only-upgrade -y poppler
xpdf→ fixed in3.01-3urgency: mediumsudo apt-get install --only-upgrade -y xpdf