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
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| poppler | poppler | < 25.06.0 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | poppler | 25.03.0-5 | — |
| Debian 13 | poppler | 25.03.0-5 | — |
| Debian 12 | poppler | 22.12.0-2+deb12u3 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | poppler | 24.02.0-1ubuntu9.5 | USN-7675-1 |
| Ubuntu 22.04 LTS | poppler | 22.02.0-2ubuntu0.9 | USN-7675-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 20.04 LTS | poppler | 0.86.1-0ubuntu1.7+esm1 | USN-7687-1 |
| Ubuntu Pro 18.04 LTS | poppler | 0.62.0-2ubuntu2.14+esm7 | USN-7687-1 |
| Ubuntu Pro 16.04 LTS | poppler | 0.41.0-0ubuntu1.16+esm7 | USN-7687-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP7 | poppler | 0.79.0-150200.3.41.1 | SUSE-SU-2025:02356-1, SUSE-SU-2025:02324-1 |
| SLES 15 SP7 | poppler-qt5 +1 | 24.03.0-150600.3.16.1 | SUSE-SU-2025:02324-1 |
| SLES 15 SP6 | poppler | 0.79.0-150200.3.41.1 | SUSE-SU-2025:02356-1, SUSE-SU-2025:02324-1 |
| SLES 15 SP6 | poppler-qt5 +1 | 24.03.0-150600.3.16.1 | SUSE-SU-2025:02324-1 |
| SLES 15 SP5 | poppler | 0.79.0-150200.3.41.1 | SUSE-SU-2025:02356-1, SUSE-SU-2025:02318-1 |
| SLES 15 SP4 | poppler | 0.79.0-150200.3.41.1 | SUSE-SU-2025:02357-1, SUSE-SU-2025:02356-1 |
| SLES 15 SP3 | poppler | 0.79.0-150200.3.41.1 | SUSE-SU-2025:02356-1 |
Show 10 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP5 | poppler +1 | 0.43.0-16.58.2 | SUSE-SU-2025:02317-1 |
| SLES for SAP 15 SP5 | poppler | 0.79.0-150200.3.41.1 | SUSE-SU-2025:02356-1, SUSE-SU-2025:02318-1 |
| SLES for SAP 15 SP4 | poppler | 0.79.0-150200.3.41.1 | SUSE-SU-2025:02357-1, SUSE-SU-2025:02356-1 |
| SLES for SAP 15 SP3 | poppler | 0.79.0-150200.3.41.1 | SUSE-SU-2025:02356-1 |
| SLE HPC 15 SP5 | poppler | 0.79.0-150200.3.41.1 | SUSE-SU-2025:02356-1, SUSE-SU-2025:02318-1 |
| SLE HPC 15 SP4 | poppler | 0.79.0-150200.3.41.1 | SUSE-SU-2025:02357-1, SUSE-SU-2025:02356-1 |
| SLE HPC 15 SP3 | poppler | 0.79.0-150200.3.41.1 | SUSE-SU-2025:02356-1 |
| SUSE Manager Server 4.3 | poppler | 0.79.0-150200.3.41.1 | SUSE-SU-2025:02357-1, SUSE-SU-2025:02356-1 |
| SUSE Manager Proxy 4.3 | poppler | 0.79.0-150200.3.41.1 | SUSE-SU-2025:02357-1, SUSE-SU-2025:02356-1 |
| SUSE Enterprise Storage 7.1 | poppler | 0.79.0-150200.3.41.1 | SUSE-SU-2025:02356-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | poppler | 25.06.0-1.1 | openSUSE-SU-2025:15323-1 |
| openSUSE Leap 15.6 | poppler +2 | 24.03.0-150600.3.16.1 | SUSE-SU-2025:02324-1 |
Advisories 9
- WID-SEC-2025-1450 poppler: Schwachstelle ermöglicht Denial of Service BSI CERT-Bund (WID) · Aug 2, 2026
- USN-7687-1 poppler vulnerabilities Ubuntu Security Notices (USN) · Jun 25, 2026
- USN-7675-1 poppler vulnerability Ubuntu Security Notices (USN) · Apr 22, 2026
- openSUSE-SU-2025:15323-1 libpoppler-cpp2-25.06.0-1.1 on GA media SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2025:02357-1 Security update for poppler SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2025:02356-1 Security update for poppler SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2025:02317-1 Security update for poppler SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2025:02318-1 Security update for poppler SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2025:02324-1 Security update for poppler SUSE / openSUSE Security Updates · Jul 16, 2025
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