CVE-2023-39329

MEDIUMNVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

Score 6.5 from GitHub Security Advisory published 2024-07-13. NVD baseline CVSS 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0.6%CVSS: 6.5Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

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.

CVSS v3
6.5
EG Score
6.5MEDIUMmedium confidence
EG Risk
29
EG Risk 29/100CISA SSVC

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity65% × 45%
Exploitation1% × 40%
Automatability0% × 15%
CISA SSVC: Track at every mission impact level.
Action: A fix is available. Apply it within your standard update timelines.
EPSS PROB
0.6%
EPSS %ILE
46th
KEV
Not listed

CISA SSVCTrack at every mission impact level.

A fix is available. Apply it within your standard update timelines.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

July 13, 2024

Last Modified

September 21, 2026

Advisory Details (4)

Auto-updated Sep 21, 2026
Patch available. Sources: redhat.
generic

A new call stack with resources exhausted in opj_decompress · Issue #1474 · uclouvain/openjpeg · GitHub

https://github.com/uclouvain/openjpeg/issues/1474
redhat

2295816 – (CVE-2023-39329) CVE-2023-39329 openjpeg: Resource exhaustion will occur in the opj_t1_decode_cblks function in the tcd.c

https://bugzilla.redhat.com/show_bug.cgi?id=2295816
redhatMentions a patch (unverified)

CVE-2023-39329 - Red Hat Customer Portal

Affected: Red Hat Enterprise Linux 8 or OpenShift Container Platform 4, is affected by this vulnerability and a fix may be released to a

https://access.redhat.com/security/cve/CVE-2023-39329
redhatMentions a patch (unverified)
https://access.redhat.com/errata/RHSA-2026:4128

Vendor Advisories for CVE-2023-39329(2)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(1)

Vendor / EcosystemFix (by version range) / PatchReleasedSource
redhatrhaiis/model-opt-cuda-rhel9:17727138302026-03-09redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(4 across 4 ecosystems)
Debian:11(1)
PackageVulnerable rangeFix by version rangeDependents
openjpeg22.4.0-3 ... 2.5.4-1.1 (19 versions)
  • every version on: no fix on record
—
Debian:12(1)
PackageVulnerable rangeFix by version rangeDependents
openjpeg22.5.0-2 ... 2.5.4-1.1 (13 versions)
  • every version on: no fix on record
—
Debian:13(1)
PackageVulnerable rangeFix by version rangeDependents
openjpeg22.5.3-2 ... 2.5.4-1.1 (6 versions)
  • every version on: no fix on record
—
Debian:14(1)
PackageVulnerable rangeFix by version rangeDependents
openjpeg22.5.3-2 ... 2.5.4-1.1 (6 versions)
  • every version on: no fix on record
—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 8× in last 7d / 38× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 207 total refreshes for this CVE.

  1. 2026-10-09 20:05 UTCEPSS rescore
  2. 2026-10-08 17:06 UTCEPSS rescore
  3. 2026-10-07 23:46 UTCEPSS rescore
  4. 2026-10-06 15:15 UTCEPSS rescore
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  9. 2026-10-01 19:48 UTCEPSS rescore
  10. 2026-09-30 16:28 UTCEG score recompute
  11. 2026-09-30 15:01 UTCEPSS rescore
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  21. 2026-09-23 13:46 UTCEPSS rescore
  22. 2026-09-21 18:29 UTCVendor advisory
  23. 2026-09-21 18:29 UTCGHSA enrichment
  24. 2026-09-21 17:32 UTCEG score recompute
  25. 2026-09-21 17:32 UTCVendor advisory
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  1. 2026-09-21 17:32 UTCGHSA enrichment
  2. 2026-09-21 00:36 UTCOSV refresh
  3. 2026-09-20 20:14 UTCEPSS rescore
  4. 2026-09-20 20:14 UTCEPSS rescore
  5. 2026-09-18 19:25 UTCEPSS rescore
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  20. 2026-09-04 05:04 UTCEPSS rescore
  21. 2026-09-02 14:09 UTCEPSS rescore
  22. 2026-09-01 23:31 UTCOSV refresh
  23. 2026-09-01 13:51 UTCEPSS rescore
  24. 2026-08-30 19:15 UTCEPSS rescore
  25. 2026-08-30 01:20 UTCEPSS rescore
  26. 2026-08-28 21:39 UTCEPSS rescore
  27. 2026-08-27 14:23 UTCEPSS rescore
  28. 2026-08-26 14:44 UTCEPSS rescore
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  30. 2026-08-25 13:46 UTCEPSS rescore
  31. 2026-08-23 00:17 UTCEPSS rescore
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  38. 2026-08-16 14:54 UTCEPSS rescore
  39. 2026-08-16 02:12 UTCEPSS rescore
  40. 2026-08-16 01:37 UTCOSV refresh
  41. 2026-08-15 01:28 UTCEPSS rescore
  42. 2026-08-15 01:28 UTCEPSS rescore
  43. 2026-08-13 21:58 UTCEPSS rescore
  44. 2026-08-12 13:48 UTCEPSS rescore
  45. 2026-08-11 13:39 UTCEPSS rescore
  46. 2026-08-09 13:44 UTCEPSS rescore
  47. 2026-08-09 13:44 UTCEPSS rescore
  48. 2026-08-08 16:35 UTCEPSS rescore
  49. 2026-08-07 16:25 UTCEPSS rescore
  50. 2026-08-06 13:45 UTCEPSS rescore
  51. 2026-08-05 19:15 UTCEPSS rescore
  52. 2026-08-04 15:07 UTCEPSS rescore
  53. 2026-08-03 10:34 UTCEPSS rescore
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  59. 2026-07-31 19:12 UTCOSV refresh
  60. 2026-07-30 16:26 UTCEPSS rescore
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  70. 2026-07-23 14:16 UTCEPSS rescore
  71. 2026-07-23 14:16 UTCEPSS rescore
  72. 2026-07-23 02:25 UTCEG score recompute
  73. 2026-07-22 23:12 UTCEG score recompute
  74. 2026-07-22 14:06 UTCEPSS rescore
  75. 2026-07-21 15:23 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2023-39329?
CVE-2023-39329 is a medium vulnerability published on July 13, 2024. A flaw was found in OpenJPEG. A resource exhaustion can occur in the opjt1decode_cblks function in tcd.c through a crafted image file, causing a denial of service.
When was CVE-2023-39329 disclosed?
CVE-2023-39329 was first published on July 13, 2024, with the most recent update on September 21, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-39329 actively exploited?
CVE-2023-39329 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.6% probability of exploitation in the next 30 days (46th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2023-39329?
CVE-2023-39329 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2023-39329?
A fix for CVE-2023-39329 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2023-39329 are linked in the Vendor Advisories panel on this page.

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