CVE-2024-56520

EUVD-2024-3587
An issue was discovered in tc-lib-pdf-font before 2.6.4, as used in TCPDF before 6.8.0 and other products. Fonts are mishandled, e.g., FontBBox for Type 1 and TrueType fonts is misparsed.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.3 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CISA-ADPADP
7.3 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 20%
Debian logo
Debian Releases
Debian Product
Codename
tcpdf
bookworm
6.6.2+dfsg1-1+deb12u1
fixed
bookworm (security)
6.6.2+dfsg1-1+deb12u1
fixed
bullseye
vulnerable
bullseye (security)
6.3.5+dfsg1-1+deb11u1
fixed
forky
6.10.1+dfsg-2
fixed
sid
6.10.1+dfsg-2
fixed
trixie
6.9.1+dfsg-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
tcpdf
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
oracular
ignored
plucky
not-affected
questing
not-affected
trusty
needs-triage
xenial
needs-triage
References
https://github.com/tecnickcom/TCPDF/commit/a0a02efe487cc39bd5223359e916dbeafb5cd6fe
https://github.com/tecnickcom/TCPDF/compare/6.7.8...6.8.0
https://github.com/tecnickcom/tc-lib-pdf-font/commit/30012e333ae611c514ec2dc7cb370bbf4da4e677
https://github.com/tecnickcom/tc-lib-pdf-font/compare/2.6.2...2.6.4
https://tcpdf.org
https://lists.debian.org/debian-lts-announce/2025/06/msg00004.html