CVE-2020-11761

Publication date 14 April 2020

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

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.

Read the notes from the security team

Status

Package Ubuntu Release Status
openexr 20.04 LTS focal
Fixed 2.3.0-6ubuntu0.1
19.10 eoan
Fixed 2.2.1-4.1ubuntu1.1
18.04 LTS bionic
Fixed 2.2.0-11.1ubuntu1.2
16.04 LTS xenial
Fixed 2.2.0-10ubuntu2.2
14.04 LTS trusty Not in release

Notes

mdeslaur

need to check if commit is the right one

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
openexr

Severity score breakdown

Parameter Value
Base score 5.5 · Medium
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H