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CVE-2020-11761

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Date: April 14, 2020

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.

Language: C++

Severity Score

Related Resources (23)

https://lists.debian.org/debian-lts-announce/2020/08/msg00056.html
https://support.apple.com/kb/HT211295
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-11761
https://support.apple.com/kb/HT211289
https://support.apple.com/kb/HT211288
https://nvd.nist.gov/vuln/detail/CVE-2020-11761
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F4KFGDQG5PVYAU7TS5MZ7XCS6EMPVII3/
https://security.alpinelinux.org/vuln/CVE-2020-11761
https://security-tracker.debian.org/tracker/CVE-2020-11761
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/F4KFGDQG5PVYAU7TS5MZ7XCS6EMPVII3/
https://access.redhat.com/security/cve/CVE-2020-11761
https://bugs.chromium.org/p/project-zero/issues/detail?id=1987
https://www.debian.org/security/2020/dsa-4755
https://github.com/AcademySoftwareFoundation/openexr/releases/tag/v2.4.1
https://support.apple.com/kb/HT211290
https://security.gentoo.org/glsa/202107-27
https://github.com/AcademySoftwareFoundation/openexr/blob/master/CHANGES.md#version-241-february-11-2020
https://usn.ubuntu.com/4339-1/
https://support.apple.com/kb/HT211294
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00051.html
https://support.apple.com/kb/HT211293
https://support.apple.com/kb/HT211291
https://www.mend.io/vulnerability-database/CVE-2020-11761

Severity Score

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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