CVE catalog
CVE-2021-3443
UBUNTU-CVE-2021-3443
- Severity
- Medium · CVSS 5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.76% · Oct 25, 2026
A NULL pointer dereference flaw was found in the way Jasper versions before 2.0.27 handled component references in the JP2 image format decoder. A specially crafted JP2 image file could cause an application using the Jasper library to crash when opened.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Ubuntu | jasper | 16.04 | 1.900.1-debian1-2.4 | vulnerable |
| Ubuntu | jasper | 16.04 | 1.900.1-debian1-2.4ubuntu1 | vulnerable |
| Ubuntu | jasper | 16.04 | 1.900.1-debian1-2.4ubuntu1.1 | vulnerable |
| Ubuntu | jasper | 16.04 | 1.900.1-debian1-2.4ubuntu1.2 | vulnerable |
| Ubuntu | jasper | 16.04 | 1.900.1-debian1-2.4ubuntu1.3 | vulnerable |
Fixed-version evidence
OpenFactory catalog packages
No matching packages in this catalog.
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2022_1475-1.json]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2021-3443]
- [https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-3443.json]
[FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]