Out-of-bounds Write Affecting xpdf package, versions <4.05-r0


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.1% (29th percentile)

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  • Snyk IDSNYK-ALPINE323-XPDF-14184753
  • published4 Dec 2025
  • disclosed15 Nov 2022

Introduced: 15 Nov 2022

CVE-2022-43071  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Alpine:3.23 xpdf to version 4.05-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream xpdf package and not the xpdf package as distributed by Alpine. See How to fix? for Alpine:3.23 relevant fixed versions and status.

A stack overflow in the Catalog::readPageLabelTree2(Object*) function of XPDF v4.04 allows attackers to cause a Denial of Service (DoS) via a crafted PDF file.

CVSS Base Scores

version 3.1