Description
In OpenJPEG 2.3.0, there is an integer overflow vulnerability in the opj_t1_encode_cblks function (openjp2/t1.c). Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | openjpeg2 | 2.3.1-1 | — |
| Debian 13 | openjpeg2 | 2.3.1-1 | — |
| Debian 12 | openjpeg2 | 2.3.1-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | ghostscript | 9.26~dfsg+0-0ubuntu0.18.04.14 | USN-4686-1 |
| Ubuntu 16.04 LTS | ghostscript | 9.26~dfsg+0-0ubuntu0.16.04.14 | USN-4686-1 |
| Ubuntu 14.04 LTS | openjpeg | No fix yet | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | openjpeg2 | 2.3.0-2ubuntu0.1~esm1 | USN-4782-1 |
| Ubuntu Pro 16.04 LTS | openjpeg | No fix yet | — |
| Ubuntu Pro 16.04 LTS | openjpeg2 | 2.1.2-1.1+deb9u6ubuntu0.1~esm1 | USN-4782-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | openjpeg2 +3 | 2.4.0-4.el8 | RHSA-2021:4251 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 8 | openjpeg2 +3 | 2.4.0-4.el8 | ALSA-2021:4251 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | openjpeg2 | 2.4.0-4.el8 | RLSA-2021:4251 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP3 | openjpeg2 | 2.3.0-150000.3.5.1 | SUSE-SU-2022:1252-1 |
| SLES 15 SP2 | openjpeg2 | 2.3.0-150000.3.5.1 | SUSE-SU-2022:1252-1 |
| SLES 15 SP1 | openjpeg2 | 2.3.0-150000.3.5.1 | SUSE-SU-2022:1252-1 |
| SLES 15 | openjpeg2 | 2.3.0-150000.3.5.1 | SUSE-SU-2022:1252-1 |
Show 12 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 15 SP2 | openjpeg2 | 2.3.0-150000.3.5.1 | SUSE-SU-2022:1252-1 |
| SLES for SAP 15 SP1 | openjpeg2 | 2.3.0-150000.3.5.1 | SUSE-SU-2022:1252-1 |
| SLES for SAP 15 | openjpeg2 | 2.3.0-150000.3.5.1 | SUSE-SU-2022:1252-1 |
| SLE Real Time 15 SP2 | openjpeg2 | 2.3.0-150000.3.5.1 | SUSE-SU-2022:1252-1 |
| SLE HPC 15 SP2 | openjpeg2 | 2.3.0-150000.3.5.1 | SUSE-SU-2022:1252-1 |
| SLE HPC 15 SP1 | openjpeg2 | 2.3.0-150000.3.5.1 | SUSE-SU-2022:1252-1 |
| SLE HPC 15 | openjpeg2 | 2.3.0-150000.3.5.1 | SUSE-SU-2022:1252-1 |
| SUSE Manager Server 4.1 | openjpeg2 | 2.3.0-150000.3.5.1 | SUSE-SU-2022:1252-1 |
| SUSE Manager Retail Branch Server 4.1 | openjpeg2 | 2.3.0-150000.3.5.1 | SUSE-SU-2022:1252-1 |
| SUSE Manager Proxy 4.1 | openjpeg2 | 2.3.0-150000.3.5.1 | SUSE-SU-2022:1252-1 |
| SUSE Enterprise Storage 7 | openjpeg2 | 2.3.0-150000.3.5.1 | SUSE-SU-2022:1252-1 |
| SUSE Enterprise Storage 6 | openjpeg2 | 2.3.0-150000.3.5.1 | SUSE-SU-2022:1252-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.3 | openjpeg2 | 2.3.0-150000.3.5.1 | SUSE-SU-2022:1252-1 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | openjpeg2 +3 | 2.4.0-4.amzn2 | ALAS2-2022-1741 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | openjpeg2 +3 | 2.4.0-4.el8 | ELSA-2021-4251 |
Advisories 8
- ALSA-2021:4251 Moderate: openjpeg2 security update AlmaLinux Security Advisories · Oct 29, 2026
- RHSA-2021:4251 Red Hat Security Advisory: openjpeg2 security update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- USN-4782-1 openjpeg2 vulnerabilities Ubuntu Security Notices (USN) · Jun 25, 2026
- USN-4686-1 ghostscript vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- RLSA-2021:4251 Moderate: openjpeg2 security update Rocky Linux Security Advisories · Feb 4, 2026
- SUSE-SU-2022:1252-1 Security update for openjpeg2 SUSE / openSUSE Security Updates · Feb 4, 2026
- ALAS2-2022-1741 Moderate: openjpeg2 security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Jan 20, 2022
- ELSA-2021-4251 Moderate: openjpeg2 security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Nov 16, 2021