An issue was discovered in OpenEXR before 2.4.1.
Priority LOW 28CWE-125Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Will not fix Red Hat: no fix planned
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-125 and the CVSS impact.
Summary
An issue was discovered in OpenEXR before 2.4.1. There is an off-by-one error in use of the ImfXdr.h read function by DwaCompressor::Classifier::Classifier, leading to an out-of-bounds read.
Why it matters now
EPSS 0.01702 77th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Will not fix Red Hat: no fix planned
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 42
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:openexr:openexr:*:*:*:*:*:*:*:* | before 2.4.1 | Vulnerable | Academy Software Foundation |
| cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* | 32 | Vulnerable | Fedoraproject |
| cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* | 15.1 | Vulnerable | openSUSE |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Debian |
| cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* | 16.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | 18.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:* | 19.10 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* | 20.04 | Vulnerable | Canonical |
| cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:* | before 7.20; 10.0 to before 11.3 | Vulnerable | Apple |
- cpe:2.3:a:openexr:openexr:*:*:*:*:*:*:*:* Versions before 2.4.1 Vulnerable ·Academy Software Foundation
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* Versions 32 Vulnerable ·Fedoraproject
- cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* Versions 15.1 Vulnerable ·openSUSE
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* Versions 16.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* Versions 18.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:* Versions 19.10 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* Versions 20.04 Vulnerable ·Canonical
- cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:* Versions before 7.20; 10.0 to before 11.3 Vulnerable ·Apple
Show 32 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:* | before 12.10.8 | Vulnerable | Apple |
| cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* | before 13.6 | Vulnerable | Apple |
| cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | before 13.6 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* | 10.13.0 to before 10.13.6; 10.14.0 to before 10.14.6; 10.15 to before 10.15.6 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.13.6:-:*:*:*:*:*:* | 10.13.6 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2018-002:*:*:*:*:*:* | 10.13.6 security_update_2018-002 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2018-003:*:*:*:*:*:* | 10.13.6 security_update_2018-003 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-001:*:*:*:*:*:* | 10.13.6 security_update_2019-001 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-002:*:*:*:*:*:* | 10.13.6 security_update_2019-002 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-003:*:*:*:*:*:* | 10.13.6 security_update_2019-003 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-004:*:*:*:*:*:* | 10.13.6 security_update_2019-004 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-005:*:*:*:*:*:* | 10.13.6 security_update_2019-005 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-006:*:*:*:*:*:* | 10.13.6 security_update_2019-006 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-007:*:*:*:*:*:* | 10.13.6 security_update_2019-007 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2020-001:*:*:*:*:*:* | 10.13.6 security_update_2020-001 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2020-002:*:*:*:*:*:* | 10.13.6 security_update_2020-002 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2020-003:*:*:*:*:*:* | 10.13.6 security_update_2020-003 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.13.6:supplemental_update:*:*:*:*:*:* | 10.13.6 supplemental_update | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:* | 10.14.6 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-001:*:*:*:*:*:* | 10.14.6 security_update_2019-001 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-002:*:*:*:*:*:* | 10.14.6 security_update_2019-002 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-004:*:*:*:*:*:* | 10.14.6 security_update_2019-004 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-005:*:*:*:*:*:* | 10.14.6 security_update_2019-005 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-006:*:*:*:*:*:* | 10.14.6 security_update_2019-006 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-007:*:*:*:*:*:* | 10.14.6 security_update_2019-007 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:* | 10.14.6 security_update_2020-001 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002:*:*:*:*:*:* | 10.14.6 security_update_2020-002 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003:*:*:*:*:*:* | 10.14.6 security_update_2020-003 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update:*:*:*:*:*:* | 10.14.6 supplemental_update | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update_2:*:*:*:*:*:* | 10.14.6 supplemental_update_2 | Vulnerable | Apple |
| cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* | before 13.4.8 | Vulnerable | Apple |
| cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* | before 6.2.8 | Vulnerable | Apple |
- cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:* Versions before 12.10.8 Vulnerable ·Apple
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* Versions before 13.6 Vulnerable ·Apple
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 13.6 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* Versions 10.13.0 to before 10.13.6; 10.14.0 to before 10.14.6; 10.15 to before 10.15.6 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.13.6:-:*:*:*:*:*:* Versions 10.13.6 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2018-002:*:*:*:*:*:* Versions 10.13.6 security_update_2018-002 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2018-003:*:*:*:*:*:* Versions 10.13.6 security_update_2018-003 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-001:*:*:*:*:*:* Versions 10.13.6 security_update_2019-001 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-002:*:*:*:*:*:* Versions 10.13.6 security_update_2019-002 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-003:*:*:*:*:*:* Versions 10.13.6 security_update_2019-003 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-004:*:*:*:*:*:* Versions 10.13.6 security_update_2019-004 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-005:*:*:*:*:*:* Versions 10.13.6 security_update_2019-005 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-006:*:*:*:*:*:* Versions 10.13.6 security_update_2019-006 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-007:*:*:*:*:*:* Versions 10.13.6 security_update_2019-007 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2020-001:*:*:*:*:*:* Versions 10.13.6 security_update_2020-001 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2020-002:*:*:*:*:*:* Versions 10.13.6 security_update_2020-002 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2020-003:*:*:*:*:*:* Versions 10.13.6 security_update_2020-003 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.13.6:supplemental_update:*:*:*:*:*:* Versions 10.13.6 supplemental_update Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:* Versions 10.14.6 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-001:*:*:*:*:*:* Versions 10.14.6 security_update_2019-001 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-002:*:*:*:*:*:* Versions 10.14.6 security_update_2019-002 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-004:*:*:*:*:*:* Versions 10.14.6 security_update_2019-004 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-005:*:*:*:*:*:* Versions 10.14.6 security_update_2019-005 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-006:*:*:*:*:*:* Versions 10.14.6 security_update_2019-006 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-007:*:*:*:*:*:* Versions 10.14.6 security_update_2019-007 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:* Versions 10.14.6 security_update_2020-001 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002:*:*:*:*:*:* Versions 10.14.6 security_update_2020-002 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003:*:*:*:*:*:* Versions 10.14.6 security_update_2020-003 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update:*:*:*:*:*:* Versions 10.14.6 supplemental_update Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update_2:*:*:*:*:*:* Versions 10.14.6 supplemental_update_2 Vulnerable ·Apple
- cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* Versions before 13.4.8 Vulnerable ·Apple
- cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* Versions before 6.2.8 Vulnerable ·Apple
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 8 | Affected | No fix planned: Will not fix |
Not affected: 1 product
- Red Hat Enterprise Linux 7
Timeline
- 2026-10-02 Threatist record created from CVE-2020-11765
- 2026-10-03 Alias added: GHSA-rhrf-xrq9-3h4h
References
Advisory 15
- https://github.com/AcademySoftwareFoundation/openexr/releases/tag/v2.4.1
- https://github.com/AcademySoftwareFoundation/openexr/blob/master/CHANGES.md#version-241-february-11-2020
- USN-4339-1
- FEDORA-2020-e244f22a51
- openSUSE-SU-2020:0682
- https://support.apple.com/kb/HT211288
- https://support.apple.com/kb/HT211290
- https://support.apple.com/kb/HT211289
- https://support.apple.com/kb/HT211291
- https://support.apple.com/kb/HT211293
- https://support.apple.com/kb/HT211295
- https://support.apple.com/kb/HT211294
- DSA-4755
- [debian-lts-announce] 20200830 [SECURITY] [DLA 2358-1] openexr security update
- GLSA-202107-27
Sources
- CVE-2020-11765 · CVE Program
- CVE-2020-11765 · NVD
- FIRST EPSS
- GHSA-rhrf-xrq9-3h4h · GitHub Advisory Database · CC BY 4.0
- CVE-2020-11765 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences