In OpenJPEG 2.3.1, there is excessive iteration in the opj_t1_encode_cblks function of…
Priority LOW 30CWE-834Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Partial Red Hat: 2 fixed, 1 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.
Summary
In OpenJPEG 2.3.1, 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. This issue is similar to CVE-2018-6616.
Why it matters now
EPSS 0.02596 85th percentileScored 2026-11-07
Fix Partial Red Hat: 1 advisoryRed Hat: 2 fixed, 1 without a fix
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 · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:uclouvain:openjpeg:2.3.1:*:*:*:*:*:*:* | 2.3.1 | Vulnerable | The OpenJPEG Project |
| cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:* | 15.0 | Vulnerable | openSUSE |
| cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* | 15.1 | Vulnerable | openSUSE |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
| cpe:2.3:a:oracle:database_server:18c:*:*:*:*:*:*:* | 18c | Vulnerable | Oracle |
| cpe:2.3:a:oracle:outside_in_technology:8.5.4:*:*:*:*:*:*:* | 8.5.4 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:outside_in_technology:8.5.5:*:*:*:*:*:*:* | 8.5.5 | Vulnerable | Oracle |
- cpe:2.3:a:uclouvain:openjpeg:2.3.1:*:*:*:*:*:*:* Versions 2.3.1 Vulnerable ·The OpenJPEG Project
- cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:* Versions 15.0 Vulnerable ·openSUSE
- cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* Versions 15.1 Vulnerable ·openSUSE
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
- cpe:2.3:a:oracle:database_server:18c:*:*:*:*:*:*:* Versions 18c Vulnerable ·Oracle
- cpe:2.3:a:oracle:outside_in_technology:8.5.4:*:*:*:*:*:*:* Versions 8.5.4 Vulnerable ·Oracle
- cpe:2.3:a:oracle:outside_in_technology:8.5.5:*:*:*:*:*:*:* Versions 8.5.5 Vulnerable ·Oracle
Remediation
Red Hat 1 advisory
- RHSA-2021:4251 Released 2021-11-09 · Red Hat rating Moderateopenjpeg2 security update
- Red Hat CodeReady Linux Builder (v. 8) openjpeg2-devel-2.4.0-4.el8, openjpeg2-tools-2.4.0-4.el8
- Red Hat Enterprise Linux AppStream (v. 8) openjpeg2-2.4.0-4.el8, openjpeg2-devel-docs-2.4.0-4.el8, openjpeg2-tools-2.4.0-4.el8
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Out of support scope |
| Red Hat CodeReady Linux Builder (v. 8) | Fixed | RHSA-2021:4251 |
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2021:4251 |
Not affected: 2 products
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
Timeline
- 2026-10-02 Threatist record created from CVE-2019-12973
- 2026-10-03 Alias added: GHSA-xvfr-r8m7-6v65
References
Advisory 6
Sources
- CVE-2019-12973 · CVE Program
- CVE-2019-12973 · NVD
- FIRST EPSS
- GHSA-xvfr-r8m7-6v65 · GitHub Advisory Database · CC BY 4.0
- CVE-2019-12973 · 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