How severe is CVE-2022-38334?

CVE-2022-38334 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-38334 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-38334?

CVE-2022-38334 affects Xpdfreader Xpdf. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-38334?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-38334 published?

CVE-2022-38334 was published on 2022-09-15 and last updated on 2026-06-17.

CVE-2022-38334

CVE-2022-38334 is a medium-severity vulnerability in Xpdfreader Xpdf with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-674.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-674
Affected product: Xpdfreader Xpdf
Published: 2022-09-15
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2022-38334?: XPDF v4.04 and earlier was discovered to contain a stack overflow via the function Catalog::countPageTree() at Catalog.cc.
How severe is CVE-2022-38334?: CVE-2022-38334 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-38334 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-38334?: CVE-2022-38334 affects Xpdfreader Xpdf. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-38334?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-38334 published?: CVE-2022-38334 was published on 2022-09-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:xpdfreader:xpdf:*:*:*:*:*:*:*:*

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