CVE-2020-11759

Publication date 14 April 2020

Last updated 25 August 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

Description

An issue was discovered in OpenEXR before 2.4.1. Because of integer overflows in CompositeDeepScanLine::Data::handleDeepFrameBuffer and readSampleCountForLineBlock, an attacker can write to an out-of-bounds pointer.

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

can't locate changes to readSampleCountForLineBlock, need to check if list of commits is complete

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

CVSS version: CVSS v3.0

Base score 5.5 · Medium

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-4339-1
    • OpenEXR vulnerabilities
    • 27 April 2020

Other references

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