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CVE-2020-11764

Published: 14 April 2020

An issue was discovered in OpenEXR before 2.4.1. There is an out-of-bounds write in copyIntoFrameBuffer in ImfMisc.cpp.

Notes

AuthorNote
mdeslaur
need to check if commits are the right ones

Priority

Medium

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
openexr
Launchpad, Ubuntu, Debian
bionic
Released (2.2.0-11.1ubuntu1.2)
eoan
Released (2.2.1-4.1ubuntu1.1)
focal
Released (2.3.0-6ubuntu0.1)
trusty Does not exist

upstream Needs triage

xenial
Released (2.2.0-10ubuntu2.2)
Patches:
upstream: https://github.com/AcademySoftwareFoundation/openexr/commit/e7c26f6ef5bf7ae8ea21ecf19963186cd1391720
upstream: https://github.com/AcademySoftwareFoundation/openexr/commit/a6408c90339bdf19f89476578d7f936b741be9b2

Severity score breakdown

Parameter Value
Base score 5.5
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