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.
{
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/52xxx/CVE-2025-52886.json",
"cwe_ids": [
"CWE-416"
],
"cna_assigner": "GitHub_M"
}{
"cpe": "cpe:2.3:a:freedesktop:poppler:*:*:*:*:*:*:*:*",
"source": [
"CPE_RANGE",
"REFERENCES"
],
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "25.06.0"
}
]
}"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-52886.json"
[
{
"target": {
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"function": "Annots::Annots"
},
"deprecated": false,
"digest": {
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"length": 454.0
},
"id": "CVE-2025-52886-069df616",
"source": "https://gitlab.freedesktop.org/poppler/poppler@ac36affcc8486de38e8905a8d6547a3464ff46e5",
"signature_version": "v1",
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},
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},
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"threshold": 0.9
},
"id": "CVE-2025-52886-3b9bbf31",
"source": "https://gitlab.freedesktop.org/poppler/poppler@ac36affcc8486de38e8905a8d6547a3464ff46e5",
"signature_version": "v1",
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},
{
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"function": "Page::Page"
},
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"digest": {
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},
"id": "CVE-2025-52886-d29de24e",
"source": "https://gitlab.freedesktop.org/poppler/poppler@ac36affcc8486de38e8905a8d6547a3464ff46e5",
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},
"id": "CVE-2025-52886-fa061524",
"source": "https://gitlab.freedesktop.org/poppler/poppler@ac36affcc8486de38e8905a8d6547a3464ff46e5",
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]
"2026-06-18T18:09:09Z"