medium
5.5
CWE
119 787
Advisory Published
CVE Published
Updated

CVE-2020-15306: Buffer Overflow

First published: Fri Jun 26 2020(Updated: )

An issue was discovered in OpenEXR before v2.5.2. Invalid chunkCount attributes could cause a heap buffer overflow in getChunkOffsetTableSize() in IlmImf/ImfMisc.cpp.

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Openexr Openexr<2.5.2
Fedoraproject Fedora=31
Fedoraproject Fedora=32
openSUSE Leap=15.1
openSUSE Leap=15.2
Debian Debian Linux=9.0
Debian Debian Linux=10.0
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Canonical Ubuntu Linux=19.10
Canonical Ubuntu Linux=20.04
debian/openexr
2.5.4-2+deb11u1
3.1.5-5
3.1.5-5.1
ubuntu/openexr<2.2.0-11.1ubuntu1.3
2.2.0-11.1ubuntu1.3
ubuntu/openexr<2.2.1-4.1ubuntu1.2
2.2.1-4.1ubuntu1.2
ubuntu/openexr<2.3.0-6ubuntu0.2
2.3.0-6ubuntu0.2
ubuntu/openexr<2.2.0-10ubuntu2.3
2.2.0-10ubuntu2.3

Remedy

https://github.com/AcademySoftwareFoundation/openexr/pull/738

Remedy

https://github.com/AcademySoftwareFoundation/openexr/commit/6a9f8af6e89547bcd370ae3cec2b12849eee0b54

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is CVE-2020-15306?

    CVE-2020-15306 is a vulnerability discovered in OpenEXR before v2.5.2 that could cause a heap buffer overflow.

  • What is the severity of CVE-2020-15306?

    The severity of CVE-2020-15306 is medium with a severity value of 5.5.

  • Which software versions are affected by CVE-2020-15306?

    OpenEXR versions up to and excluding v2.5.2 are affected by CVE-2020-15306.

  • How can I fix CVE-2020-15306?

    To fix CVE-2020-15306, update your OpenEXR installation to version 2.5.2 or higher.

  • Where can I find more information about CVE-2020-15306?

    You can find more information about CVE-2020-15306 at the following links: [CVE-2020-15306](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15306), [OpenEXR Changelog](https://github.com/AcademySoftwareFoundation/openexr/blob/master/CHANGES.md), [OpenEXR Security Advisory](https://github.com/AcademySoftwareFoundation/openexr/blob/master/SECURITY.md).

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