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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. References: https://nvd.nist.gov/vuln/detail/CVE-2025-52886 https://security-tracker.debian.org/tracker/CVE-2025-52886 Upstream patches:3449a16d3bac36affcc8Signed-off-by: Yogita Urade <yogita.urade@windriver.com> Signed-off-by: Armin Kuster <akuster808@gmail.com>