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CVE-2022-43071

A stack overflow in the Catalog::readPageLabelTree2(Object*) function of XPDF v4.04 allows...

5.5 MediumFix available

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.

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

0.35%Down 0.5 points since Nov 16, 2022
90%50%10%1%

What each source reports

NVD Score used 5.5

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.

Record
CVE-2022-43071
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-787
Updated
2026-11-02
CVE List 5.5

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.

Record
CVE-2022-43071
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-787
Updated
2026-11-02
EUVDEUVD-2022-46120 5.5

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.

Record
EUVD-2022-46120
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
GitHub AdvisoriesGHSA-w2xw-7pjh-2342 5.5

A stack overflow in the Catalog::readPageLabelTree2(Object*) function of XPDF v4.04 allows...

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.

Record
GHSA-w2xw-7pjh-2342
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-787
Updated
2026-11-02
OSVALPINE-CVE-2022-43071 5.5

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.

Record
ALPINE-CVE-2022-43071
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-2022-43071 5.5

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.

Record
UBUNTU-CVE-2022-43071
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

Affected packages

Affected packages
PackageAffectedFixed
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
Show 5 moreShow less
Affected packages
PackageAffectedFixed
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
RecordedChangedSources
affected, facts
affected, aliases, referencesOSV
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

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

In short

CVE-2022-43071 is a medium vulnerability (CVSS 5.5) in Xpdfreader Xpdf, published November 15, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.35%, the 28th percentile. Fixed in xpdf 4.05-r0.

References

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