CVE-2025-52886

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.9 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
GitHub_MCNA
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CISA-ADPADP
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 19%
VendorProductVersion
freedesktoppoppler
𝑥
< 25.06.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
poppler
bullseye
postponed
bookworm
no-dsa
bullseye (security)
vulnerable
trixie
25.03.0-5+deb13u2
fixed
forky
25.03.0-11.1
fixed
sid
25.03.0-11.1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
poppler
plucky
Fixed 25.03.0-3ubuntu1.1
released
oracular
ignored
noble
Fixed 24.02.0-1ubuntu9.5
released
jammy
Fixed 22.02.0-2ubuntu0.9
released
focal
Fixed 0.86.1-0ubuntu1.7+esm1
released
bionic
Fixed 0.62.0-2ubuntu2.14+esm7
released
xenial
Fixed 0.41.0-0ubuntu1.16+esm7
released
Common Weakness Enumeration
References
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
https://securitylab.github.com/advisories/GHSL-2025-054_poppler/
http://www.openwall.com/lists/oss-security/2025/07/11/5
http://www.openwall.com/lists/oss-security/2025/07/12/1