CVE-2017-18185

medium

Description

An issue was discovered in QPDF before 7.0.0. There is a large heap-based out-of-bounds read in the Pl_Buffer::write function in Pl_Buffer.cc. It is caused by an integer overflow in the PNG filter.

References

https://usn.ubuntu.com/3638-1/

https://github.com/qpdf/qpdf/issues/150

https://github.com/qpdf/qpdf/commit/ec7d74a386c0b2f38990079c3b0d2a2b30be0e71

Details

Source: Mitre, NVD

Published: 2018-02-13

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H