VulnerabilityModified
CVE-2020-11765
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.
MEDIUM 5.5EPSS 1.70%
Does this matter?
Lower severity and a low EPSS score (1.70%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 1.70% probability · 77th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-125, CWE-193
- Affected
- openexr/openexr · fedoraproject/fedora · opensuse/leap · debian/debian linux · canonical/ubuntu linux · apple/icloud · apple/itunes · apple/ipados · apple/iphone os · apple/mac os x · apple/tvos · apple/watchos
- Source
- cve@mitre.org
EPSS 1.7% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00051.htmlMailing List, Third Party Advisory
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1987Exploit, Third Party Advisory
- https://github.com/AcademySoftwareFoundation/openexr/blob/master/CHANGES.md#version-241-february-11-2020Release Notes, Third Party Advisory
- https://github.com/AcademySoftwareFoundation/openexr/releases/tag/v2.4.1Release Notes, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/08/msg00056.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F4KFGDQG5PVYAU7TS5MZ7XCS6EMPVII3/
- https://security.gentoo.org/glsa/202107-27Third Party Advisory
- https://support.apple.com/kb/HT211288Third Party Advisory
- https://support.apple.com/kb/HT211289Third Party Advisory
- https://support.apple.com/kb/HT211290Third Party Advisory
- https://support.apple.com/kb/HT211291Third Party Advisory
- https://support.apple.com/kb/HT211293Third Party Advisory
- https://support.apple.com/kb/HT211294Third Party Advisory
- https://support.apple.com/kb/HT211295Third Party Advisory
- https://usn.ubuntu.com/4339-1/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4755Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00051.htmlMailing List, Third Party Advisory
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1987Exploit, Third Party Advisory
- https://github.com/AcademySoftwareFoundation/openexr/blob/master/CHANGES.md#version-241-february-11-2020Release Notes, Third Party Advisory
- https://github.com/AcademySoftwareFoundation/openexr/releases/tag/v2.4.1Release Notes, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/08/msg00056.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F4KFGDQG5PVYAU7TS5MZ7XCS6EMPVII3/
- https://security.gentoo.org/glsa/202107-27Third Party Advisory
- https://support.apple.com/kb/HT211288Third Party Advisory
- https://support.apple.com/kb/HT211289Third Party Advisory
- https://support.apple.com/kb/HT211290Third Party Advisory
- https://support.apple.com/kb/HT211291Third Party Advisory
- https://support.apple.com/kb/HT211293Third Party Advisory
- https://support.apple.com/kb/HT211294Third Party Advisory
- https://support.apple.com/kb/HT211295Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.