CVE-2020-24996

There is an invalid memory access in the function TextString::~TextString() located in Catalog.cc in Xpdf 4.0.2. It can be triggered by (for example) sending a crafted pdf file to the pdftohtml binary, which allows a remote attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.8 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 46%
VendorProductVersion
xpdfreaderxpdf
4.0.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
xpdf
bullseye
3.04+git20210103-3
fixed
bookworm
3.04+git20220601-1
fixed
sid
3.04+git20240613-1
fixed
trixie
3.04+git20240613-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
ipe
noble
needs-triage
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
needs-triage
impish
ignored
hirsute
ignored
groovy
ignored
focal
needs-triage
bionic
needs-triage
xenial
needs-triage
trusty
dne
poppler
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
dne
xpdf
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
ignored
hirsute
ignored
groovy
dne
focal
dne
bionic
not-affected
xenial
not-affected
trusty
dne
Common Weakness Enumeration
References
https://forum.xpdfreader.com/viewtopic.php?f=3&t=42028
https://forum.xpdfreader.com/viewtopic.php?f=3&t=42028