CVE-2018-18651
No fix known EPSS <1%
An issue was discovered in Xpdf 4.00. catalog->getNumPages() in AcroForm.cc allows attackers to launch a denial of service (hang caused by large loop) via a specific pdf file, as demonstrated by pdftohtml. This is mainly caused by a large number after the /Count field in the file.
Products: xpdfreader xpdf
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Ubuntu 16.04 LTS | ipe | no fix |
| Ubuntu 18.04 LTS | ipe | no fix |
| Ubuntu 20.04 LTS | ipe | no fix |
| Ubuntu 22.04 LTS | ipe | no fix |
| Ubuntu 24.04 LTS | ipe | no fix |
| Ubuntu 25.10 | ipe | no fix |
| Ubuntu 26.04 LTS | ipe | no fix |
| Ubuntu 26.10 | ipe | no fix |