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Fencer Vulns
medium 5.5

CVE-2022-38334 json

XPDF v4.04 and earlier was discovered to contain a stack overflow via the function Catalog::countPageTree() at Catalog.cc.

published 2022-09-15 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-40924

cvss
5.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 35%
public exploits
0
none known

Summary

XPDF v4.04 and earlier was discovered to contain a stack overflow via the function Catalog::countPageTree() at Catalog.cc.

Patch / fix

  • xpdf Alpine 3.24, Alpine 3.23, Alpine 3.22 +3 more 4.05-r0

alpine advisories ALPINE-CVE-2022-38334

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-38334 updated cvss 7.8

xpdf: stack-based buffer overflow via Catalog::countPageTree() in Catalog.cc

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.41% chance of exploitation in the next 30 days, higher than 35% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • forum.xpdfreader.com https://forum.xpdfreader.com/viewtopic.php?f=3&t=42122 referenced PoC, tagged "exploit" by a source, unverified
  • forum.xpdfreader.com https://forum.xpdfreader.com/viewtopic.php?f=3&t=42314&p=43872 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.