CVE-2007-4352: Array index error in the DCTStream::readProgressiveDataUnit method in xpdf/Stream.cc in Xpdf 3.02pl1, as used

This month

HIGH 7.6DOWNGRADE

CVE-2007-4352 is a high-severity flaw (CVSS 7.6) affecting xpdf. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Array index error in the DCTStream::readProgressiveDataUnit method in xpdf/Stream.cc in Xpdf 3.02pl1, as used in poppler, teTeX, KDE, KOffice, CUPS, and other products, allows remote attackers to trigger memory corruption and execute arbitrary code via a crafted PDF file.

Why this priority

High severity
EPSS top 6%: very likely to be exploited

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

Risk facts

CVSS score	7.6 (High)
EPSS exploit chance	7.0% (top 6%)
CISA exploited list	No
Published	2007-11-08
Last modified	2026-06-16

Publisher (CNA): Flexera Software LLC · Vendor: xpdf

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

Am I affected?

Timeline

2007-11-08 02:46 UTCPublished CVE record published
2026-06-16 22:43 UTCUpdated Record last modified

xpdf xpdf DOWNGRADE

Affected: 3.0.1_pl1

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.0.1_pl1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 3.0.1_pl1 (Debian / Ubuntu)

apt-cache madison xpdf sudo apt install xpdf=<VERSION_BEFORE_3.0.1_pl1> sudo apt-mark hold xpdf

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list xpdf sudo dnf downgrade xpdf-<VERSION_BEFORE_3.0.1_pl1> sudo dnf versionlock add xpdf

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2007-4352?

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

Is CVE-2007-4352 being exploited?

CVE-2007-4352 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-2007-4352 affect?

CVE-2007-4352 affects xpdf. Severity is high (CVSS 7.6). Array index error in the DCTStream::readProgressiveDataUnit method in xpdf/Stream.cc in Xpdf 3.02pl1, as used in poppler, teTeX, KDE, KOffice, CUPS, and other products, allows remote attackers to trigger memory corruption and execute arbitr

How urgent is CVE-2007-4352?

Priority 50/100. High severity; EPSS top 6%: very likely to be exploited

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