CVE-2025-52886

5.9 MEDIUM
Published: July 02, 2025 Modified: November 04, 2025
View on NVD

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://gitlab.freedesktop.org/poppler/poppler/-/commit/04bd91684ed41d67ae0f10cde0660e4ed74ac203
Source: security-advisories@github.com
Patch
https://gitlab.freedesktop.org/poppler/poppler/-/commit/ac36affcc8486de38e8905a8d6547a3464ff46e5
Source: security-advisories@github.com
Patch
https://gitlab.freedesktop.org/poppler/poppler/-/issues/1581
Source: security-advisories@github.com
Exploit Issue Tracking Vendor Advisory
https://gitlab.freedesktop.org/poppler/poppler/-/merge_requests/1828
Source: security-advisories@github.com
Product
https://securitylab.github.com/advisories/GHSL-2025-054_poppler/
Source: security-advisories@github.com
Exploit Third Party Advisory
http://www.openwall.com/lists/oss-security/2025/07/11/5
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2025/07/12/1
Source: af854a3a-2127-422b-91ae-364da2661108

7 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.9 / 10.0
EPSS (Exploit Probability)
0.1%
16th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-416

Affected Vendors

freedesktop

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