CVE-2005-3627: Stream.cc in Xpdf, as used in products such as gpdf, kpdf, pdftohtml, poppler, teTeX, CUPS, libextractor, and

This month

HIGH 7.5MITIGATE

CVE-2005-3627 is a high-severity flaw (CVSS 7.5) affecting xpdf. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Stream.cc in Xpdf, as used in products such as gpdf, kpdf, pdftohtml, poppler, teTeX, CUPS, libextractor, and others, allows attackers to modify memory and possibly execute arbitrary code via a DCTDecode stream with (1) a large "number of components" value that is not checked by DCTStream::readBaselineSOF or DCTStream::readProgressiveSOF, (2) a large "Huffman table index" value that is not checked by DCTStream::readHuffmanTables, and (3) certain

Why this priority

High severity
EPSS top 7%: very likely to be exploited
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	5.5% (top 7%)
CISA exploited list	No
Weakness	CWE-119
Published	2005-12-31
Last modified	2026-06-16

Publisher (CNA): Red Hat, Inc. · Vendor: xpdf

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2005-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:17 UTCUpdated Record last modified

xpdf xpdf MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy xpdf || rpm -q xpdf || xpdf --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2005-3627?

xpdf: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2005-3627 being exploited?

CVE-2005-3627 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2005-3627 affect?

CVE-2005-3627 affects xpdf. Severity is high (CVSS 7.5). Stream.cc in Xpdf, as used in products such as gpdf, kpdf, pdftohtml, poppler, teTeX, CUPS, libextractor, and others, allows attackers to modify memory and possibly execute arbitrary code via a DCTDecode stream with (1) a large "number of c

How urgent is CVE-2005-3627?

Priority 54/100. High severity; EPSS top 7%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2024-7868 HIGH 8.2 UPGRADE In Xpdf 4.05 (and earlier), invalid header info in a DCT (JPEG) stream can lead to an uninitialized variable i
CVE-2024-7867 MEDIUM 6.2 UPGRADE In Xpdf 4.05 (and earlier), very large coordinates in a page box can cause an integer overflow and divide-by-z
CVE-2024-7866 MEDIUM 5.5 UPGRADE In Xpdf 4.05 (and earlier), a PDF object loop in a pattern resource leads to infinite recursion and a stack ov
CVE-2024-4568 LOW 2.9 UPGRADE In Xpdf 4.05 (and earlier), a PDF object loop in the PDF resources leads to infinite recursion and a stack ove
CVE-2024-4141 LOW 2.9 UPGRADE Out-of-bounds array write in Xpdf 4.05 and earlier, triggered by an invalid character code in a Type 1 font

References

← Back to latest CVEs