5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
5.9 Medium
AI Score
Confidence
High
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
36.0%
Issue Overview:
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. (CVE-2020-11761)
An issue was discovered in OpenEXR before 2.4.1. There is an std::vector out-of-bounds read and write, as demonstrated by ImfTileOffsets.cpp. (CVE-2020-11763)
An issue was discovered in OpenEXR before 2.4.1. There is an out-of-bounds write in copyIntoFrameBuffer in ImfMisc.cpp. (CVE-2020-11764)
Affected Packages:
OpenEXR
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update OpenEXR to update your system.
New Packages:
aarch64:
OpenEXR-1.7.1-8.amzn2.0.1.aarch64
OpenEXR-devel-1.7.1-8.amzn2.0.1.aarch64
OpenEXR-libs-1.7.1-8.amzn2.0.1.aarch64
OpenEXR-debuginfo-1.7.1-8.amzn2.0.1.aarch64
i686:
OpenEXR-1.7.1-8.amzn2.0.1.i686
OpenEXR-devel-1.7.1-8.amzn2.0.1.i686
OpenEXR-libs-1.7.1-8.amzn2.0.1.i686
OpenEXR-debuginfo-1.7.1-8.amzn2.0.1.i686
src:
OpenEXR-1.7.1-8.amzn2.0.1.src
x86_64:
OpenEXR-1.7.1-8.amzn2.0.1.x86_64
OpenEXR-devel-1.7.1-8.amzn2.0.1.x86_64
OpenEXR-libs-1.7.1-8.amzn2.0.1.x86_64
OpenEXR-debuginfo-1.7.1-8.amzn2.0.1.x86_64
Red Hat: CVE-2020-11761, CVE-2020-11763, CVE-2020-11764
Mitre: CVE-2020-11761, CVE-2020-11763, CVE-2020-11764
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Amazon Linux | 2 | aarch64 | openexr | < 1.7.1-8.amzn2.0.1 | OpenEXR-1.7.1-8.amzn2.0.1.aarch64.rpm |
Amazon Linux | 2 | aarch64 | openexr-devel | < 1.7.1-8.amzn2.0.1 | OpenEXR-devel-1.7.1-8.amzn2.0.1.aarch64.rpm |
Amazon Linux | 2 | aarch64 | openexr-libs | < 1.7.1-8.amzn2.0.1 | OpenEXR-libs-1.7.1-8.amzn2.0.1.aarch64.rpm |
Amazon Linux | 2 | aarch64 | openexr-debuginfo | < 1.7.1-8.amzn2.0.1 | OpenEXR-debuginfo-1.7.1-8.amzn2.0.1.aarch64.rpm |
Amazon Linux | 2 | i686 | openexr | < 1.7.1-8.amzn2.0.1 | OpenEXR-1.7.1-8.amzn2.0.1.i686.rpm |
Amazon Linux | 2 | i686 | openexr-devel | < 1.7.1-8.amzn2.0.1 | OpenEXR-devel-1.7.1-8.amzn2.0.1.i686.rpm |
Amazon Linux | 2 | i686 | openexr-libs | < 1.7.1-8.amzn2.0.1 | OpenEXR-libs-1.7.1-8.amzn2.0.1.i686.rpm |
Amazon Linux | 2 | i686 | openexr-debuginfo | < 1.7.1-8.amzn2.0.1 | OpenEXR-debuginfo-1.7.1-8.amzn2.0.1.i686.rpm |
Amazon Linux | 2 | x86_64 | openexr | < 1.7.1-8.amzn2.0.1 | OpenEXR-1.7.1-8.amzn2.0.1.x86_64.rpm |
Amazon Linux | 2 | x86_64 | openexr-devel | < 1.7.1-8.amzn2.0.1 | OpenEXR-devel-1.7.1-8.amzn2.0.1.x86_64.rpm |
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
5.9 Medium
AI Score
Confidence
High
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
36.0%