# CVE-2022-34503: qpdf: QPDF v8.4.2 was discovered to contain a heap buffer overflow via the function QPDF::processXRefStream

CVE-2022-34503 is fixed in qpdf on 1 platform, first by DEBIAN-CVE-2022-34503, released July 22, 2022. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2022-34503
- Priority: Routine
- CVSS: 6.5 (medium)
- EPSS: 0.0078
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jul 22, 2022

## 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.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | qpdf Debian 12.15 (bookworm) | 9.0.0-1 | [DEBIAN-CVE-2022-34503](https://patchblox.com/security/data/fix/linux/debian-cve-2022-34503.md) | Jul 22, 2022 |
| Linux | qpdf Debian 13.5 (trixie) | 9.0.0-1 | [DEBIAN-CVE-2022-34503](https://patchblox.com/security/data/fix/linux/debian-cve-2022-34503.md) | Jul 22, 2022 |
| Linux | qpdf Debian 14 | 9.0.0-1 | [DEBIAN-CVE-2022-34503](https://patchblox.com/security/data/fix/linux/debian-cve-2022-34503.md) | Jul 22, 2022 |

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