In OpenJPEG 2.3.0, there is excessive iteration in the opj_t1_encode_cblks function of…
Priority LOW 28CWE-400Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-400.
Summary
In OpenJPEG 2.3.0, there is excessive iteration in the opj_t1_encode_cblks function of openjp2/t1.c. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file.
Why it matters now
EPSS 0.01659 76th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:uclouvain:openjpeg:2.3.0:*:*:*:*:*:*:* | 2.3.0 | Vulnerable | The OpenJPEG Project |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
| cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | 18.04 | Vulnerable | Canonical |
| cpe:2.3:a:oracle:georaster:18c:*:*:*:*:*:*:* | 18c | Vulnerable | Oracle |
- cpe:2.3:a:uclouvain:openjpeg:2.3.0:*:*:*:*:*:*:* Versions 2.3.0 Vulnerable ·The OpenJPEG Project
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* Versions 18.04 Vulnerable ·Canonical
- cpe:2.3:a:oracle:georaster:18c:*:*:*:*:*:*:* Versions 18c Vulnerable ·Oracle
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat CodeReady Linux Builder (v. 8) | Fixed | — |
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | — |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | — |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | — |
| Red Hat Enterprise Linux ComputeNode (v. 7) | Fixed | — |
| Red Hat Enterprise Linux ComputeNode Optional (v. 7) | Fixed | — |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | — |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | — |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | — |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | — |
Timeline
- 2026-10-02 Threatist record created from CVE-2018-6616
- 2026-10-03 Alias added: GHSA-h8r6-v22m-3qfh
References
Sources
- CVE-2018-6616 · CVE Program
- CVE-2018-6616 · NVD
- FIRST EPSS
- GHSA-h8r6-v22m-3qfh · GitHub Advisory Database · CC BY 4.0
- CVE-2018-6616 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences