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CVE-2024-7868

Uninitialized variable in Xpdf 4.05 due to invalid JPEG header

Published: Aug 15, 2024Updated: Oct 6, 2025 Sources: CVE List NVD BDUCWE-457
8.2HIGH
NVD MITRE
EPSS Score
0.4%
Top 69.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

In Xpdf 4.05 (and earlier), invalid header info in a DCT (JPEG) stream can lead to an uninitialized variable in the DCT decoder. The proof-of-concept PDF file causes a segfault attempting to read from an invalid address.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:LI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-457CWE-908

Affected Products

XpdfXpdf
On-prem
Consumer Software / file-utility
XpdfGlyph & Cog
Library
OSS Libraries / generic-library
xpdfxpdfreader
On-premDesktop App
Consumer Software / productivity
xpdfcommercialConsumer Softwareaka xpdf
glyph & cogoss-projectOSS Librariesaka xpdf
xpdfreaderConsumer Softwareaka xpdf

Exploitability

Official Patch Available
No detection template yetWe can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://www.xpdfreader.com/security-bug/CVE-2024-7868.html
xpdfreader.com
https://www.xpdfreader.com/security-bug/CVE-2024-7868.html
xpdfreader.com
https://cxsecurity.com/cveshow/CVE-2024-7868
cxsecurity.com

Timeline

Published
Aug 15, 2024
Last Updated
Oct 6, 2025

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