openjpeg: division-by-zero in functions pi_next_pcrl, pi_next_cprl, and pi_next_rpcl in openmj2/pi.c
Published Jun 26, 2019
6.5
MEDIUMCVSS 3.1
EPSS 2.35%
Description
Division-by-zero vulnerabilities in the functions pi_next_pcrl, pi_next_cprl, and pi_next_rpcl in openmj2/pi.c in OpenJPEG through 2.3.0 allow remote attackers to cause a denial of service (application crash).
Affected products
No data.
No data.
Red Hat Enterprise Linux 8
openjpeg2-0:2.4.0-4.el8
Fixed · RHSA-2021:4251
Red Hat Enterprise Linux 6
openjpeg
Out of support scope
Red Hat Enterprise Linux 7
openjpeg
Fix deferred
Red Hat Enterprise Linux 7
openjpeg2
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 8 | openjpeg2-0:2.4.0-4.el8 | Fixed | RHSA-2021:4251 |
| Red Hat Enterprise Linux 6 | openjpeg | Out of support scope | n/a |
| Red Hat Enterprise Linux 7 | openjpeg | Fix deferred | n/a |
| Red Hat Enterprise Linux 7 | openjpeg2 | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
AV:N/AC:M/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.35% (0.02347) | 83.05th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.37% (0.02367) | 81.55th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.15% (0.00146) | 51.09th | v3 (v2023.03.01) |
| Nov 22, 2023 | 0.15% (0.00146) | 50.51th | v3 (v2023.03.01) |
| Jul 8, 2023 | 0.16% (0.00163) | 51.96th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.11% (0.00115) | 43.52th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.05% (0.01055) | 52.13th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.05% (0.01055) | 50.47th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.05% (0.01055) | 48.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.05% (0.01055) | 27.52th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.98% (0.00976) | 26.54th | v1 |
| Jan 6, 2022 | 0.98% (0.00976) | 25.91th | v1 |
| Sep 1, 2021 | 0.98% (0.00976) | 61.78th | v1 |
| Apr 14, 2021 | 0.98% (0.00976) | 0.00th | v1 |
References (6)
- http://www.securityfocus.com/bid/108921 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2018-20845 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1728505 Issue Tracking
- https://github.com/uclouvain/openjpeg/pull/1168/commits/c5bd64ea146162967c29bd2af0cbb845ba3eaaaf x_refsource_MISCPatch
- https://nvd.nist.gov/vuln/detail/CVE-2018-20845
- https://www.cve.org/CVERecord?id=CVE-2018-20845
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/108921 | vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry | |
| https://access.redhat.com/security/cve/CVE-2018-20845 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1728505 | Issue Tracking | |
| https://github.com/uclouvain/openjpeg/pull/1168/commits/c5bd64ea146162967c29bd2af0cbb845ba3eaaaf | x_refsource_MISCPatch | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-20845 | ||
| https://www.cve.org/CVERecord?id=CVE-2018-20845 |
Change history (0)
No recorded changes yet.