CVE-2020-11759
Published: 14 April 2020
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.
Notes
| Author | Note |
|---|---|
| mdeslaur | can't locate changes to readSampleCountForLineBlock, need to check if list of commits is complete |
Priority
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)
|
|
| precise |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Released
(2.2.0-10ubuntu2.2)
|
|
|
Patches: upstream: https://github.com/AcademySoftwareFoundation/openexr/commit/b9997d0c045fa01af3d2e46e1a74b07cc4519446 upstream: https://github.com/AcademySoftwareFoundation/openexr/commit/acad98d6d3e787f36012a3737c23c42c7f43a00f |
||
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 |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11759
- https://github.com/AcademySoftwareFoundation/openexr/blob/master/CHANGES.md#version-241-february-11-2020
- https://github.com/AcademySoftwareFoundation/openexr/releases/tag/v2.4.1
- https://ubuntu.com/security/notices/USN-4339-1
- NVD
- Launchpad
- Debian