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CVE-2025-52886

Poppler Use After Free Vulnerability

Published: Jul 2, 2025Updated: Nov 4, 2025 Sources: CVE List NVD BDUCWE-416
NVD MITRE
5.9CVSSMEDIUM
EPSS Score
0.4%
Top 71.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Poppler is a PDF rendering library. Versions prior to 25.06.0 use `std::atomic_int` for reference counting. Because `std::atomic_int` is only 32 bits, it is possible to overflow the reference count and trigger a use-after-free. Version 25.06.0 patches the issue.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-416

Affected Products

popplerfreedesktopOSS Libraries
popplerpoppler
Library
OSS Libraries / generic-library
РЕД ОСООО «Ред Софт»
On-premOS
Operating Systems / linux-distro
Astra Linux Special EditionООО «РусБИТех-Астра»
On-premOS
Operating Systems / linux-distro
PopplerСообщество свободного программного обеспечения
LibraryLibrary
OSS Libraries / generic-library
freedesktoposs-projectOSS Librariesaka freedesktop.org
poppleross-projectOSS Librariesaka poppler-utils
ооо «ред софт»commercialRUOperating Systemsaka red soft
ооо «русбитех-астра»commercialRUOperating Systemsaka rusbitech-astra
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://gitlab.freedesktop.org/poppler/poppler/-/commit/04bd91684ed41d67ae0f10cde0660e4ed74ac203
gitlab.freedesktop.org
https://gitlab.freedesktop.org/poppler/poppler/-/commit/ac36affcc8486de38e8905a8d6547a3464ff46e5
gitlab.freedesktop.org
https://gitlab.freedesktop.org/poppler/poppler/-/issues/1581
gitlab.freedesktop.org
and 10 more references View all →

Timeline

Published
Jul 2, 2025
Last Updated
Nov 4, 2025

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