Vulnerability Monitor

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CVE-2025-52886

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.

Published

2025-07-02T16:15:28.933

Last Modified

2025-11-04T22:16:20.887

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.9 (MEDIUM)

Weaknesses

Type: Secondary
CWE-416

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	freedesktop	poppler	< 25.06.0	Yes

References

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