CVE-2022-34503

SUSE Security Advisory - SUSE-SU-2022:2670-1

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

QPDF v8.4.2 was discovered to contain a heap buffer overflow via the function QPDF::processXRefStream. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted PDF file.

Se ha detectado que QPDF versión v8.4.2, contiene un desbordamiento del búfer de la pila por medio de la función QPDF::processXRefStream. Esta vulnerabilidad permite a atacantes causar una denegación de servicio (DoS) por medio de un archivo PDF diseñado

An update that fixes two vulnerabilities is now available. This update for qpdf fixes the following issues. Fixed a heap buffer overflow via the function QPDF:processXRefStream. Fixed heap-based buffer overflow in Pl_ASCII85Decoder::write.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-06-26 CVE Reserved
2022-07-22 CVE Published
2024-08-03 CVE Updated
2024-08-03 First Exploit
2025-07-23 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-787: Out-of-bounds Write

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://github.com/qpdf/qpdf/issues/701	2024-08-03

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Qpdf Project Search vendor "Qpdf Project"		Qpdf Search vendor "Qpdf Project" for product "Qpdf"				8.4.2 Search vendor "Qpdf Project" for product "Qpdf" and version "8.4.2"		-		Affected