CVE-2021-39542

MEDIUM

pdftools < 2020-07-14 - Denial of Service via NULL Pointer Dereference in Font::Size()

Title source: llm

Description

An issue was discovered in pdftools through 20200714. A NULL pointer dereference exists in the function Font::Size() located in font.cpp. It allows an attacker to cause Denial of Service.

References (1)

Core 1

Core References

Exploit, Issue Tracking, Third Party Advisory x_refsource_misc

https://github.com/leonhad/pdftools/issues/5

Scores

CVSS v3 5.5

EPSS 0.0061

EPSS Percentile 44.9%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE

CWE-476

Status published

Products (1)

pdftools_project/pdftools < 2020-07-14

Published Sep 20, 2021

Tracked Since Feb 18, 2026