CVE-2022-38334

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

5.5 MediumFix available

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

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: High

Exploit likelihood

0.41%Down 0.5 points since Sep 16, 2022

What each source reports

NVD Score used 5.5

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

Record: CVE-2022-38334
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness: CWE-674
Updated: 2026-11-02

CVE List No score

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

Record: CVE-2022-38334
Updated: 2026-11-02

EUVDEUVD-2022-40924 No score

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

Record: EUVD-2022-40924
Updated: 2026-11-03

GitHub AdvisoriesGHSA-fvj4-fm65-5pqm 5.5

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

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

Record: GHSA-fvj4-fm65-5pqm
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness: CWE-674
Updated: 2026-11-02

OSVALPINE-CVE-2022-38334 5.5

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

Record: ALPINE-CVE-2022-38334
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated: 2026-11-03

OSVUBUNTU-CVE-2022-38334 5.5

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

Record: UBUNTU-CVE-2022-38334
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVMGASA-2024-0035 No score

Updated xpdf packages fix security vulnerabilities

The updated packages fix security vulnerabilities: Logic bug in text extractor led to invalid memory access. (CVE-2022-30524) Integer overflow in rasterizer. (CVE-2022-30775) PDF object loop in Catalog::countPageTree. (CVE-2022-33108) PDF object loop in AcroForm::scanField. (CVE-2022-36561) Logic bug in JBIG2 decoder. (CVE-2022-38222) PDF object loop in Catalog::countPageTree. (CVE-2022-38334) Missing bounds check in CFF font converter caused null pointer dereference. (CVE-2022-38928) PDF object loop in Catalog::countPageTree. (CVE-2022-41842) Missing bounds check in CFF font parser caused invalid memory access. (CVE-2022-41843) PDF object loop in AcroForm::scanField. (CVE-2022-41844) PDF object loop in Catalog::readPageLabelTree2. (CVE-2022-43071) PDF object loop in Catalog::countPageTree. (CVE-2022-43295) PDF object loop in Catalog::countPageTree. (CVE-2022-45586) PDF object loop in Catalog::countPageTree. (CVE-2022-45587) Divide-by-zero in Xpdf 4.04 due to bad color space object. (CVE-2023-2662) PDF object loop in Catalog::readPageLabelTree2. (CVE-2023-2663) PDF object loop in Catalog::readEmbeddedFileTree. (CVE-2023-2664) Divide-by-zero in Xpdf 4.04 due to very large page size. (CVE-2023-3044) Deadlock in Xpdf 4.04 due to PDF object stream references. (CVE-2023-3436)

Record: MGASA-2024-0035
Updated: 2026-11-02

Affected products

xpdfreader xpdf

Affected packages

Affected packages
Package	Affected	Fixed
`xpdf` Alpine:v3.19	before 4.05-r0	4.05-r0
`xpdf` Alpine:v3.20	before 4.05-r0	4.05-r0
`xpdf` Alpine:v3.21	before 4.05-r0	4.05-r0
`xpdf` Alpine:v3.22	before 4.05-r0	4.05-r0
`xpdf` Alpine:v3.23	before 4.05-r0	4.05-r0
`xpdf` Alpine:v3.24	before 4.05-r0	4.05-r0
`xpdf` Mageia:9 From an advisory covering 19 CVEs	before 4.05-1.mga9	4.05-1.mga9
`ipe` Ubuntu:16.04:LTS	All versions, plus listed versions 7.1.4-2.17.1.8-17.1.10-17.1.10-1.1	None known
`ipe` Ubuntu:18.04:LTS	All versions, plus listed versions 7.2.7-27.2.7-3	None known
`ipe` Ubuntu:20.04:LTS	All versions, plus listed versions 7.2.9-17.2.13-27.2.13-2build1	None known

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Affected packages
Package	Affected	Fixed
`ipe` Ubuntu:22.04:LTS	All versions, plus listed versions 7.2.23+dfsg1-27.2.24+dfsg1-17.2.24+dfsg1-1build1	None known
`ipe` Ubuntu:24.04:LTS	All versions, plus listed versions 7.2.27+dfsg1-27.2.28-27.2.28-2.1build27.2.28-2.1build37.2.28-2.1build4	None known
`ipe` Ubuntu:25.10	All versions, plus listed versions 7.2.30-1build1	None known
`ipe` Ubuntu:26.10	All versions, plus listed versions 7.2.30-1build27.2.30-2	None known
`ipe` Ubuntu:26.04:LTS	All versions, plus listed versions 7.2.30-1build17.2.30-1build2	None known

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	affected, aliases, references	OSV
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-38334 is a medium vulnerability (CVSS 5.5) in Xpdfreader Xpdf, published September 15, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.41%, the 35th percentile. Fixed in xpdf 4.05-r0.

References

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