Poppler Use After Free Vulnerability
Priority LOW 25CWE-416Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Partial Red Hat: 5 without a fix
Attack profile from CVSS 4.0 · CNA. Fix status from CNA and Red Hat. Impact type from CWE-416 and the CVSS impact.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00446 39th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix Partial poppler (poppler): 25.06.0Red Hat: 5 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| poppler | poppler | before 25.06.0 | 25.06.0 | Patch available | CNA |
- poppler Vendorpoppler Affected before 25.06.0 Fixed in 25.06.0 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:freedesktop:poppler:*:*:*:*:*:*:*:* | before 25.06.0 | Vulnerable | Freedesktop |
- cpe:2.3:a:freedesktop:poppler:*:*:*:*:*:*:*:* Versions before 25.06.0 Vulnerable ·Freedesktop
Remediation
- Fix · CNA poppler (poppler) Fixed in 25.06.0
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 10 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 6 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 7 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 8 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
Timeline
- 2026-10-02 Threatist record created from CVE-2025-52886
References
Exploit 2
Patch 2
More poppler vulnerabilities
- TI-2009-03445 Integer overflow in the ObjectStream::ObjectStream function in XRef.cc in Xpdf 3.x before… CVSS 2.0HIGH 9.3
- TI-2009-03443 Integer overflow in the PSOutputDev::doImageL1Sep function in Xpdf before 3.02pl4, and… CVSS 2.0HIGH 9.3
- TI-2009-03441 The Splash::drawImage function in Splash.cc in Xpdf 2.x and 3.x before 3.02pl4, and… CVSS 2.0HIGH 9.3
- TI-2009-03440 Integer overflow in the SplashBitmap::SplashBitmap function in Xpdf 3.x before 3.02pl4… CVSS 2.0HIGH 9.3
- TI-2009-03444 Integer overflow in the create_surface_from_thumbnail_data function in… CVSS 2.0HIGH 9.3
- TI-2008-02824 The Page destructor in Page.cc in libpoppler in Poppler 0.8.4 and earlier deletes a… CVSS 2.0HIGH 7.5
Sources
- CVE-2025-52886 · CVE Program
- CVE-2025-52886 · NVD
- FIRST EPSS
- CVE-2025-52886 · Red Hat security data · CC BY 4.0
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