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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
poppler poppler
< 25.06.0affected
References
- https://securitylab.github.com/advisories/GHSL-2025-054_poppler/ ↗
- https://gitlab.freedesktop.org/poppler/poppler/-/commit/04bd91684ed41d67ae0f10cde0660e4ed74ac203 ↗
- https://gitlab.freedesktop.org/poppler/poppler/-/commit/ac36affcc8486de38e8905a8d6547a3464ff46e5 ↗
- https://gitlab.freedesktop.org/poppler/poppler/-/issues/1581 ↗
- https://gitlab.freedesktop.org/poppler/poppler/-/merge_requests/1828 ↗
- http://www.openwall.com/lists/oss-security/2025/07/11/5 ↗
- http://www.openwall.com/lists/oss-security/2025/07/12/1 ↗