CVE-2020-11761: Buffer Overflow

Published Apr 14, 2020
·
Updated

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.

Other sources

ImageIO. Multiple issues in openEXR were addressed with improved checks.

Credit

Xingwei Lin(Ant)

Affected Software

62 affected componentsFixes available
Apple tvOS<13.4.8
13.4.8
Apple macOS Catalina<10.15.6
10.15.6
Apple Mojave
Apple High Sierra
Apple WatchOS<6.2.8
6.2.8
Apple iCloud for Windows<11.3
11.3
Apple iCloud for Windows<7.20
7.20
Apple iTunes for Windows<12.10.8
12.10.8
Apple iOS<13.6
13.6
Apple iPadOS<13.6
13.6
OpenEXR OpenEXR<2.4.1
Fedoraproject Fedora=32
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Canonical Ubuntu Linux=19.10
Canonical Ubuntu Linux=20.04
Debian Debian Linux=9.0
Debian Debian Linux=10.0
Apple Icloud Windows<7.20
Apple Icloud Windows>=10.0<11.3
Apple Itunes Windows<12.10.8
Apple iPadOS<13.6
Apple iPhone OS<13.6
Apple iOS and macOS<10.15.6
Apple iOS and macOS>=10.13.0<10.13.6
Apple iOS and macOS>=10.14.0<10.14.6
Apple iOS and macOS=10.13.6
Apple iOS and macOS=10.13.6-security_update_2018-002
Apple iOS and macOS=10.13.6-security_update_2018-003
Apple iOS and macOS=10.13.6-security_update_2019-001
Apple iOS and macOS=10.13.6-security_update_2019-002
Apple iOS and macOS=10.13.6-security_update_2019-003
Apple iOS and macOS=10.13.6-security_update_2019-004
Apple iOS and macOS=10.13.6-security_update_2019-005
Apple iOS and macOS=10.13.6-security_update_2019-006
Apple iOS and macOS=10.13.6-security_update_2019-007
Apple iOS and macOS=10.13.6-security_update_2020-001
Apple iOS and macOS=10.13.6-security_update_2020-002
Apple iOS and macOS=10.13.6-security_update_2020-003
Apple iOS and macOS=10.14.6
Apple iOS and macOS=10.14.6-security_update_2019-001
Apple iOS and macOS=10.14.6-security_update_2019-002
Apple iOS and macOS=10.14.6-security_update_2019-004
Apple iOS and macOS=10.14.6-security_update_2019-005
Apple iOS and macOS=10.14.6-security_update_2019-006
Apple iOS and macOS=10.14.6-security_update_2019-007
Apple iOS and macOS=10.14.6-security_update_2020-001
Apple iOS and macOS=10.14.6-security_update_2020-002
Apple iOS and macOS=10.14.6-security_update_2020-003
Apple tvOS<13.4.8
Apple WatchOS<6.2.8
debian/openexr
3.1.5-53.1.13-23.4.16+ds-1
alpine/openexr<2.4.1-r0
2.4.1-r0
alpine/openexr<2.4.1-r0
2.4.1-r0
alpine/openexr<2.4.1-r0
2.4.1-r0
alpine/openexr<2.4.1-r0
2.4.1-r0
alpine/openexr<2.4.1-r0
2.4.1-r0
alpine/openexr<2.4.1-r0
2.4.1-r0
alpine/openexr<2.4.1-r0
2.4.1-r0
alpine/openexr<2.4.1-r0
2.4.1-r0
alpine/openexr<2.4.1-r0
2.4.1-r0
alpine/openexr<2.4.1-r0
2.4.1-r0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade tvOS to a version that resolves this vulnerability.

    Fixed in 13.4.8
  2. Upgrade

    Upgrade macOS Catalina to a version that resolves this vulnerability.

    Fixed in 10.15.6
  3. Upgrade

    Upgrade Apple iOS, iPadOS, and watchOS to a version that resolves this vulnerability.

    Fixed in 6.2.8
  4. Upgrade

    Upgrade Apple iCloud to a version that resolves this vulnerability.

    Fixed in 11.3
  5. Upgrade

    Upgrade Apple iCloud to a version that resolves this vulnerability.

    Fixed in 7.20
  6. Upgrade

    Upgrade iTunes to a version that resolves this vulnerability.

    Fixed in 12.10.8
  7. Upgrade

    Upgrade Apple iOS and iPadOS to a version that resolves this vulnerability.

    Fixed in 13.6
  8. Upgrade

    Upgrade Apple iOS, iPadOS, and macOS to a version that resolves this vulnerability.

    Fixed in 13.6
  9. Upgrade

    Upgrade debian/openexr to a version that resolves this vulnerability.

    Fixed in 3.1.5-5Fixed in 3.1.13-2Fixed in 3.4.16+ds-1

Event History

Apr 14, 2020
CVE Published
via Ubuntu·12:00 AM
Data Sourced
via Ubuntu·12:00 AM
RemedyDescriptionSeverityAffected Software
CVE Published
via MITRE·10:42 PM
Data Sourced
via MITRE·10:42 PM
Description
Data Sourced
via NVD·11:15 PM
DescriptionSeverityWeaknessAffected Software
Data Sourced
via OSV·11:15 PM
DescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What is CVE-2020-11761?

CVE-2020-11761 is a vulnerability in ImageIO that was addressed with improved checks in openEXR.

2

How does CVE-2020-11761 affect Apple macOS Catalina?

Apple macOS Catalina with a version up to, but not including, 10.15.6 is affected by CVE-2020-11761.

3

How does CVE-2020-11761 affect Apple Mojave?

Apple Mojave is affected by CVE-2020-11761.

4

How does CVE-2020-11761 affect Apple High Sierra?

Apple High Sierra is affected by CVE-2020-11761.

5

How does CVE-2020-11761 affect Apple iOS?

Apple iOS with a version up to, but not including, 13.6 is affected by CVE-2020-11761.

6

How does CVE-2020-11761 affect Apple iPadOS?

Apple iPadOS with a version up to, but not including, 13.6 is affected by CVE-2020-11761.

7

How does CVE-2020-11761 affect Apple watchOS?

Apple watchOS with a version up to, but not including, 6.2.8 is affected by CVE-2020-11761.

8

How does CVE-2020-11761 affect Apple iCloud for Windows?

Apple iCloud for Windows with a version up to, but not including, 7.20 is affected by CVE-2020-11761.

9

How does CVE-2020-11761 affect Apple tvOS?

Apple tvOS with a version up to, but not including, 13.4.8 is affected by CVE-2020-11761.

10

How does CVE-2020-11761 affect Apple iTunes for Windows?

Apple iTunes for Windows with a version up to, but not including, 12.10.8 is affected by CVE-2020-11761.

11

What is the Common Weakness Enumeration (CWE) for CVE-2020-11761?

The Common Weakness Enumeration (CWE) for CVE-2020-11761 is CWE-119.

12

Where can I find more information about CVE-2020-11761?

You can find more information about CVE-2020-11761 on Apple's support page: [https://support.apple.com/en-us/HT211289](https://support.apple.com/en-us/HT211289), [https://support.apple.com/en-us/HT211295](https://support.apple.com/en-us/HT211295), [https://support.apple.com/en-us/HT211288](https://support.apple.com/en-us/HT211288).

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