CVE-2024-56520: tecnickcom/tc-lib-pdf-font mishandles fonts
(updated )
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.
References
- github.com/advisories/GHSA-grhh-r4jj-8jh7
- github.com/tecnickcom/TCPDF/commit/a0a02efe487cc39bd5223359e916dbeafb5cd6fe
- github.com/tecnickcom/TCPDF/compare/6.7.8...6.8.0
- github.com/tecnickcom/tc-lib-pdf-font
- github.com/tecnickcom/tc-lib-pdf-font/commit/30012e333ae611c514ec2dc7cb370bbf4da4e677
- github.com/tecnickcom/tc-lib-pdf-font/compare/2.6.2...2.6.4
- lists.debian.org/debian-lts-announce/2025/06/msg00004.html
- nvd.nist.gov/vuln/detail/CVE-2024-56520
- tcpdf.org/
Code Behaviors & Features
Detect and mitigate CVE-2024-56520 with GitLab Dependency Scanning
Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →