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No exploitation reportedFix available

CVE-2022-34503

No exploitation reported by the sources we read.

  • Published2022-07-22
  • WeaknessCWE-787

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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.

Timeline

dates in UTC
  1. 2022-07-2215:15CVE publishedNVD

Versions per branch

NVD
Qpdf project qpdf
BranchAffectedFixed in
8.4= 8.4.2no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • qpdfUbuntu:Pro:16.04:LTSall versions · no fixed version listed
  • qpdfUbuntu:18.04:LTSall versions · no fixed version listed
  • qpdfSUSE:OpenStack Cloud Crowbar 9all versions · fixed in 7.1.1-3.8.1
  • qpdfSUSE:OpenStack Cloud 9all versions · fixed in 7.1.1-3.8.1
  • qpdfSUSE:Linux Enterprise Software Development Kit 12 SP5all versions · fixed in 7.1.1-3.8.1
  • qpdfSUSE:Linux Enterprise Server for SAP Applications 15 SP1all versions · fixed in 8.0.2-150000.3.5.1
  • qpdfSUSE:Linux Enterprise Server for SAP Applications 15all versions · fixed in 8.0.2-150000.3.5.1
  • qpdfSUSE:Linux Enterprise Server for SAP Applications 12 SP5all versions · fixed in 7.1.1-3.8.1

22 more package ranges on OSV.dev

Vendor advisories

  • CVE-2022-34503 Red Hat Product Security

    qpdf: a heap buffer overflow via the function QPDF::processXRefStream

Full record on NVD

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Published
2022-07-22
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-w55w-49h8-p8xc

Frequently asked questions

What is CVE-2022-34503?

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.

Is CVE-2022-34503 actively exploited?

Active exploitation of CVE-2022-34503 has not been confirmed. Its EPSS score was 0.8% on 2026-11-09, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-34503?

CVE-2022-34503 has a CVSS v3 base score of 6.5 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

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Sources for this record