CVE catalog
CVE-2021-20296
openexr: CVE-2021-20296
- Severity
- Medium · CVSS 5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.75% · Oct 25, 2026
A flaw was found in OpenEXR in versions before 3.0.0-beta. A crafted input file supplied by an attacker, that is processed by the Dwa decompression functionality of OpenEXR's IlmImf library, could cause a NULL pointer dereference. The highest threat from this vulnerability is to system availability.
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 |
|---|---|---|---|---|
| Debian | openexr | sid | 3.4.16+ds-1 | fixed |
| Debian | openexr | forky | 3.4.16+ds-1 | fixed |
| Debian | openexr | trixie | 3.1.13-2 | fixed |
| Debian | openexr | bookworm | 3.1.5-5 | fixed |
| Ubuntu | openexr | pro | 2.2.0-1ubuntu3 | vulnerable |
| Ubuntu | openexr | pro | 2.2.0-7ubuntu1 | vulnerable |
| Ubuntu | openexr | pro | 2.2.0-9ubuntu1 | vulnerable |
| Ubuntu | openexr | pro | 2.2.0-10ubuntu2 | vulnerable |
| Ubuntu | openexr | pro | 2.2.0-10ubuntu2.1 | vulnerable |
| Ubuntu | openexr | pro | 2.2.0-10ubuntu2.2 | vulnerable |
| Ubuntu | openexr | pro | 2.2.0-10ubuntu2.3 | vulnerable |
| Ubuntu | openexr | pro | 2.2.0-10ubuntu2.4 | vulnerable |
| Ubuntu | openexr | pro | 2.2.0-10ubuntu2.6 | vulnerable |
| Ubuntu | openexr | pro | 2.2.0-10ubuntu2.6+esm1 | fixed |
| Ubuntu | openexr | pro | 2.5.4-2 | vulnerable |
| Ubuntu | openexr | pro | 2.5.7-1 | vulnerable |
| Ubuntu | openexr | pro | 2.5.7-1ubuntu0.1~esm1 | fixed |
| Ubuntu | openexr | pro | 2.2.1-4.1ubuntu1 | vulnerable |
| Ubuntu | openexr | pro | 2.3.0-6 | vulnerable |
| Ubuntu | openexr | pro | 2.3.0-6build1 | vulnerable |
| Ubuntu | openexr | pro | 2.3.0-6ubuntu0.1 | vulnerable |
| Ubuntu | openexr | pro | 2.3.0-6ubuntu0.2 | vulnerable |
| Ubuntu | openexr | pro | 2.3.0-6ubuntu0.3 | vulnerable |
| Ubuntu | openexr | pro | 2.3.0-6ubuntu0.5 | vulnerable |
| Ubuntu | openexr | pro | 2.3.0-6ubuntu0.5+esm1 | fixed |
| Ubuntu | openexr | 18.04 | 2.2.0-11ubuntu1 | vulnerable |
| Ubuntu | openexr | 18.04 | 2.2.0-11.1ubuntu1 | vulnerable |
| Ubuntu | openexr | 18.04 | 2.2.0-11.1ubuntu1.1 | vulnerable |
| Ubuntu | openexr | 18.04 | 2.2.0-11.1ubuntu1.2 | vulnerable |
| Ubuntu | openexr | 18.04 | 2.2.0-11.1ubuntu1.3 | vulnerable |
| Ubuntu | openexr | 18.04 | 2.2.0-11.1ubuntu1.4 | vulnerable |
| Ubuntu | openexr | 18.04 | 2.2.0-11.1ubuntu1.6 | vulnerable |
| Ubuntu | openexr | 18.04 | 2.2.0-11.1ubuntu1.7 | fixed |
| Ubuntu | openexr | 18.04 | 2.2.0-11ubuntu1 | vulnerable |
| Ubuntu | openexr | 18.04 | 2.2.0-11.1ubuntu1 | vulnerable |
| Ubuntu | openexr | 18.04 | 2.2.0-11.1ubuntu1.1 | vulnerable |
| Ubuntu | openexr | 18.04 | 2.2.0-11.1ubuntu1.2 | vulnerable |
| Ubuntu | openexr | 18.04 | 2.2.0-11.1ubuntu1.3 | vulnerable |
| Ubuntu | openexr | 18.04 | 2.2.0-11.1ubuntu1.4 | vulnerable |
| Ubuntu | openexr | 18.04 | 2.2.0-11.1ubuntu1.6 | vulnerable |
| Ubuntu | openexr | 18.04 | 2.2.0-11.1ubuntu1.7 | fixed |
| Opensuse | openexr | leap 15.2 | 2.2.1-lp152.7.14.1 | fixed |
| Suse | openexr | linux enterprise module for desktop applications 15 sp2 | 2.2.1-3.27.1 | fixed |
| Suse | openexr | linux enterprise module for desktop applications 15 sp3 | 2.2.1-3.27.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | openexr | source | sid | 2.5.4-1 | not yet assigned | Not reported | [986796] |
| Debian | openexr | source | forky | 2.5.4-1 | not yet assigned | Not reported | [986796] |
| Debian | openexr | source | trixie | 2.5.4-1 | not yet assigned | Not reported | [986796] |
| Debian | openexr | source | bookworm | 2.5.4-1 | not yet assigned | Not reported | [986796] |
| Ubuntu | openexr | deb | pro | 2.2.0-10ubuntu2.6+esm1 | Not reported | USN-4996-2 | Not reported |
| Ubuntu | openexr | deb | pro | 2.5.7-1ubuntu0.1~esm1 | Not reported | USN-5620-1 | Not reported |
| Ubuntu | openexr | deb | pro | 2.3.0-6ubuntu0.5+esm1 | Not reported | UBUNTU-CVE-2021-20296 | Not reported |
| Ubuntu | openexr | deb | 18.04 | 2.2.0-11.1ubuntu1.7 | Not reported | UBUNTU-CVE-2021-20296 | Not reported |
| Ubuntu | openexr | deb | 18.04 | 2.2.0-11.1ubuntu1.7 | Not reported | USN-4996-1 | Not reported |
| Opensuse | openexr | rpm | leap 15.2 | 2.2.1-lp152.7.14.1 | Not reported | OPENSUSE-SU-2021:0670-1 | Not reported |
| Suse | openexr | rpm | linux enterprise module for desktop applications 15 sp2 | 2.2.1-3.27.1 | Not reported | SUSE-SU-2021:1489-1 | Not reported |
| Suse | openexr | rpm | linux enterprise module for desktop applications 15 sp3 | 2.2.1-3.27.1 | Not reported | SUSE-SU-2021:1489-1 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [libopenexr-3-1-30]Fixed
Source package: [openexr]
Details (2)
3.1.5-5· amd64 · bookwormFixed · Fixed:
2.5.4-1dsa · openexr · debian · bookworm; dsa · openexr · debian · 12
3.1.5-5· arm64 · bookwormFixed · Fixed:
2.5.4-1dsa · openexr · debian · bookworm; dsa · openexr · debian · 12
- [libopenexr-dev]Fixed
Source package: [openexr]
Details (2)
3.1.5-5· amd64 · bookwormFixed · Fixed:
2.5.4-1dsa · openexr · debian · bookworm; dsa · openexr · debian · 12
3.1.5-5· arm64 · bookwormFixed · Fixed:
2.5.4-1dsa · openexr · debian · bookworm; dsa · openexr · debian · 12
- [libopenexr-doc]Fixed
Source package: [openexr]
Details (2)
3.1.5-5· all · bookwormFixed · Fixed:
2.5.4-1dsa · openexr · debian · bookworm; dsa · openexr · debian · 12
3.1.5-5· all · bookwormFixed · Fixed:
2.5.4-1dsa · openexr · debian · bookworm; dsa · openexr · debian · 12
- [openexr]Fixed
Details (2)
3.1.5-5· amd64 · bookwormFixed · Fixed:
2.5.4-1dsa · openexr · debian · bookworm; dsa · openexr · debian · 12
3.1.5-5· arm64 · bookwormFixed · Fixed:
2.5.4-1dsa · openexr · debian · bookworm; dsa · openexr · debian · 12
[Debian 13 (Trixie)]
- [libopenexr-3-1-30]Fixed
Source package: [openexr]
Details (2)
3.1.13-2· amd64 · trixieFixed · Fixed:
2.5.4-1dsa · openexr · debian · 13
3.1.13-2· arm64 · trixieFixed · Fixed:
2.5.4-1dsa · openexr · debian · 13
- [libopenexr-dev]Fixed
Source package: [openexr]
Details (2)
3.1.13-2· amd64 · trixieFixed · Fixed:
2.5.4-1dsa · openexr · debian · 13
3.1.13-2· arm64 · trixieFixed · Fixed:
2.5.4-1dsa · openexr · debian · 13
- [libopenexr-doc]Fixed
Source package: [openexr]
Details (2)
3.1.13-2· all · trixieFixed · Fixed:
2.5.4-1dsa · openexr · debian · 13
3.1.13-2· all · trixieFixed · Fixed:
2.5.4-1dsa · openexr · debian · 13
- [openexr]Fixed
Details (2)
3.1.13-2· amd64 · trixieFixed · Fixed:
2.5.4-1dsa · openexr · debian · 13
3.1.13-2· arm64 · trixieFixed · Fixed:
2.5.4-1dsa · openexr · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2021_1489-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2021-20296]
- [https://osv.dev/vulnerability/SUSE-SU-2021:1489-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2021-20296]
- [https://osv.dev/vulnerability/USN-4996-1]
- [https://osv.dev/vulnerability/USN-4996-2]
- [https://osv.dev/vulnerability/USN-5620-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2021:0670-1]
- [https://security-tracker.debian.org/tracker/CVE-2021-20296]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]