CVE catalog
CVE-2020-11761
openexr: CVE-2020-11761
- 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
- Source
- [NVD] · [CVE record]
- EPSS
- 1.79% · Oct 25, 2026
An issue was discovered in OpenEXR before 2.4.1. There is an out-of-bounds read during Huffman uncompression, as demonstrated by FastHufDecoder::refill in ImfFastHuf.cpp.
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 | 16.04 | 2.2.0-1ubuntu3 | vulnerable |
| Ubuntu | openexr | 16.04 | 2.2.0-7ubuntu1 | vulnerable |
| Ubuntu | openexr | 16.04 | 2.2.0-9ubuntu1 | vulnerable |
| Ubuntu | openexr | 16.04 | 2.2.0-10ubuntu2 | vulnerable |
| Ubuntu | openexr | 16.04 | 2.2.0-10ubuntu2.1 | vulnerable |
| Ubuntu | openexr | 16.04 | 2.2.0-10ubuntu2.2 | 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 | fixed |
| Ubuntu | openexr | 20.04 | 2.2.1-4.1ubuntu1 | vulnerable |
| Ubuntu | openexr | 20.04 | 2.3.0-6 | vulnerable |
| Ubuntu | openexr | 20.04 | 2.3.0-6build1 | vulnerable |
| Ubuntu | openexr | 20.04 | 2.3.0-6ubuntu0.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | openexr | source | sid | 2.5.3-2 | not yet assigned | Not reported | [959444] |
| Debian | openexr | source | forky | 2.5.3-2 | not yet assigned | Not reported | [959444] |
| Debian | openexr | source | trixie | 2.5.3-2 | not yet assigned | Not reported | [959444] |
| Debian | openexr | source | bookworm | 2.5.3-2 | not yet assigned | Not reported | [959444] |
| Ubuntu | openexr | deb | 16.04 | 2.2.0-10ubuntu2.2 | Not reported | UBUNTU-CVE-2020-11761 | Not reported |
| Ubuntu | openexr | deb | 18.04 | 2.2.0-11.1ubuntu1.2 | Not reported | UBUNTU-CVE-2020-11761 | Not reported |
| Ubuntu | openexr | deb | 20.04 | 2.3.0-6ubuntu0.1 | Not reported | UBUNTU-CVE-2020-11761 | 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:
2.5.3-2dsa · openexr · debian · bookworm; dsa · openexr · debian · 12
3.1.5-5· arm64 · bookwormFixed · Fixed:
2.5.3-2dsa · openexr · debian · bookworm; dsa · openexr · debian · 12
- [libopenexr-dev]Fixed
Source package: [openexr]
Details (2)
3.1.5-5· amd64 · bookwormFixed · Fixed:
2.5.3-2dsa · openexr · debian · bookworm; dsa · openexr · debian · 12
3.1.5-5· arm64 · bookwormFixed · Fixed:
2.5.3-2dsa · openexr · debian · bookworm; dsa · openexr · debian · 12
- [libopenexr-doc]Fixed
Source package: [openexr]
Details (2)
3.1.5-5· all · bookwormFixed · Fixed:
2.5.3-2dsa · openexr · debian · bookworm; dsa · openexr · debian · 12
3.1.5-5· all · bookwormFixed · Fixed:
2.5.3-2dsa · openexr · debian · bookworm; dsa · openexr · debian · 12
- [openexr]Fixed
Details (2)
3.1.5-5· amd64 · bookwormFixed · Fixed:
2.5.3-2dsa · openexr · debian · bookworm; dsa · openexr · debian · 12
3.1.5-5· arm64 · bookwormFixed · Fixed:
2.5.3-2dsa · 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:
2.5.3-2dsa · openexr · debian · 13
3.1.13-2· arm64 · trixieFixed · Fixed:
2.5.3-2dsa · openexr · debian · 13
- [libopenexr-dev]Fixed
Source package: [openexr]
Details (2)
3.1.13-2· amd64 · trixieFixed · Fixed:
2.5.3-2dsa · openexr · debian · 13
3.1.13-2· arm64 · trixieFixed · Fixed:
2.5.3-2dsa · openexr · debian · 13
- [libopenexr-doc]Fixed
Source package: [openexr]
Details (2)
3.1.13-2· all · trixieFixed · Fixed:
2.5.3-2dsa · openexr · debian · 13
3.1.13-2· all · trixieFixed · Fixed:
2.5.3-2dsa · openexr · debian · 13
- [openexr]Fixed
Details (2)
3.1.13-2· amd64 · trixieFixed · Fixed:
2.5.3-2dsa · openexr · debian · 13
3.1.13-2· arm64 · trixieFixed · Fixed:
2.5.3-2dsa · openexr · debian · 13
Observed:
References
- [https://access.redhat.com/errata/RHSA-2020:4039]
- [https://ftp.suse.com/pub/projects/security/csaf/rhsa-2020_4039.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2020-11761]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2020-11761]
- [https://security-tracker.debian.org/tracker/CVE-2020-11761]
- [https://wid.cert-bund.de/.well-known/csaf/white/2020/wid-sec-w-2026-0012.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]