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Fencer Vulns
medium 6.5

CVE-2023-39329 json

Openjpeg: resource exhaustion will occur in the opj_t1_decode_cblks function in the tcd.c

published 2024-07-13 2 y ago modified 2026-11-07 2 d ago also EUVD-2023-43060 , JLSEC-2026-550

cvss
6.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 48%
public exploits
0
none known

Summary

A flaw was found in OpenJPEG. A resource exhaustion can occur in the opj_t1_decode_cblks function in tcd.c through a crafted image file, causing a denial of service.

Patch / fix

  • julia OpenJpeg_jll 2.5.2+0
  • Red Hat Red Hat AI Inference Server 3.2 1772713830

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-2023-39329 updated cvss 6.5

openjpeg: Resource exhaustion will occur in the opj_t1_decode_cblks function in the tcd.c

  • Red Hat Enterprise Linux 6 openjpeg, openjpeg-libs Red Hat Enterprise Linux 7 openjpeg, openjpeg2, openjpeg-libs, openjpeg2-tools
    affected: no fix planned “Out of support scope”
  • Red Hat Enterprise Linux 8 openjpeg2, openjpeg2-tools Red Hat Enterprise Linux 9 openjpeg2, openjpeg2-tools
    affected: no fix planned “Will not fix”
  • Red Hat AI Inference Server 3.2 rhaiis 1772713830
    fixed: vendor fix RHSA-2026:4128

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
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.59% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

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

Affected packages

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

Affected products

  • Red Hat Red Hat AI Inference Server 3.2
  • Red Hat Red Hat Enterprise Linux 6
  • Red Hat Red Hat Enterprise Linux 7
  • Red Hat Red Hat Enterprise Linux 8
  • Red Hat Red Hat Enterprise Linux 9

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption

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.