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8.8
CVE-2018-14946: PDF2JSON 0.69: Memory Leak in HTML Output
CVE-2018-14946 · published 8 years ago
Summary
A memory leak has been found in the PDF2JSON software when converting PDFs to HTML. This could cause the program to consume increasing amounts of memory, leading to performance issues or even crashes. Users should update to the latest version to fix this issue.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| flowpaper | pdf2json |
0.69 cpe:2.3:a:flowpaper:pdf2json:0.69:*:*:*:*:*:*:* |
Original advisory text
An issue has been found in PDF2JSON 0.69. The HtmlString class in ImgOutputDev.cc has Mismatched Memory Management Routines (malloc versus operator delete).
An issue has been found in PDF2JSON 0.69. The HtmlString class in ImgOutputDev.cc has Mismatched Memory Management Routines (malloc versus operator delete).
References
- https://github.com/flexpaper/pdf2json/issues/19 Exploit Third Party Advisory
- https://github.com/fouzhe/security/tree/master/pdf2json#alloc_dealloc_mismatch-i... Exploit Third Party Advisory
Internet-facing
14 days
Internal
At next upgrade
- Not known to be exploited
- Needs hands-on effort to exploit (estimated)
- Gives an attacker full control (estimated)
Type
CWE-119Buffer Overflow
Timeline
Published5 Aug 2018
Updated3 Nov 2026
First seen8 Jul 2026
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