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Fencer Vulns
medium 6.5

CVE-2025-50952 json

openjpeg v 2.5.0 was discovered to contain a NULL pointer dereference via the component /openjp2/dwt.c.

published 2025-08-07 15 mo ago modified 2026-07-25 3 mo ago also EUVD-2025-23916 , JLSEC-2026-551

cvss
6.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 24%
public exploits
0
none known

Summary

openjpeg v 2.5.0 was discovered to contain a NULL pointer dereference via the component /openjp2/dwt.c.

Patch / fix

  • julia OpenJpeg_jll 2.5.2+0
  • openjpeg2 Debian 12 2.5.0-2+deb12u2
  • openjpeg2 Debian 14, Debian 13 2.5.3-1

debian advisories DEBIAN-CVE-2025-50952

  • openjpeg2 Ubuntu 22.04 LTS 2.4.0-6ubuntu0.4
  • openjpeg2 Ubuntu 24.04 LTS 2.5.0-2ubuntu0.4
  • openjpeg2 Ubuntu Pro 18.04 LTS 2.3.0-2+deb10u2ubuntu0.1~esm5
  • openjpeg2 Ubuntu Pro 20.04 LTS 2.3.1-1ubuntu4.20.04.4+esm1

ubuntu advisories UBUNTU-CVE-2025-50952

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • texmaker openSUSE Tumbleweed 6.0.1-2.1

opensuse advisories openSUSE-SU-2025:15430-1

  • openjpeg Alpine 3.21 2.5.4-r0
  • openjpeg Alpine 3.24, Alpine 3.23, Alpine 3.22 2.5.3-r0

alpine advisories ALPINE-CVE-2025-50952

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2025-50952 updated cvss 5.3

openjpeg: Openjpeg NULL pointer dereference

  • Red Hat Enterprise Linux 6 openjpeg, openjpeg-libs Red Hat Enterprise Linux 7 openjpeg, openjpeg2, openjpeg-libs, openjpeg2-tools Red Hat Enterprise Linux 8 openjpeg2, openjpeg2-tools Red Hat Enterprise Linux 9 openjpeg2, openjpeg2-tools Red Hat Enterprise Linux 10 openjpeg2 Red Hat Enterprise Linux AI (RHEL AI) libpdfium
    affected: workaround, no fix available “Fix deferred”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
15 mo ago

Exploit prediction

0.31% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
CNA 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
OSV 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
julia OpenJpeg_jll
>=2.5.0+0, <2.5.2+0
2.5.2+0

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.