CVE-2022-34503

Name of the Vulnerable Software and Affected Versions QPDF version v8.4.2

Description The issue is related to a heap buffer overflow via the function QPDF::processXRefStream. This allows attackers to cause a Denial of Service (DoS) via a crafted PDF file. The vulnerability is associated with the lack of resource release after its valid period of exploitation.

Recommendations For QPDF version v8.4.2, consider disabling the QPDF::processXRefStream function until a patch is available to prevent potential Denial of Service (DoS) attacks via crafted PDF files. At the moment, there is no information about a newer version that contains a fix for this vulnerability.