openexr vulnerabilities
A security issue affects these releases of Ubuntu and its
derivatives:
* Ubuntu 20.04
* Ubuntu 19.10
* Ubuntu 18.04 LTS
* Ubuntu 16.04 LTS
Summary
Several security issues were fixed in OpenEXR.
Software Description
* openexr - tools for the OpenEXR image format
Details
Brandon Perry discovered that OpenEXR incorrectly handled certain
malformed EXR image files. If a user were tricked into opening a
crafted EXR image file, a remote attacker could cause a denial of
service, or possibly execute arbitrary code. This issue only
applied to Ubuntu 20.04 LTS. (CVE-2017-9111, CVE-2017-9113,
CVE-2017-9115)
Tan Jie discovered that OpenEXR incorrectly handled certain
malformed EXR image files. If a user were tricked into opening a
crafted EXR image file, a remote attacker could cause a denial of
service, or possibly execute arbitrary code. This issue only
applied to Ubuntu 20.04 LTS. (CVE-2018-18444)
Samuel Gro** discovered that OpenEXR incorrectly handled certain
malformed EXR image files. If a user were tricked into opening a
crafted EXR image file, a remote attacker could cause a denial of
service, or possibly execute arbitrary code. (CVE-2020-11758,
CVE-2020-11759, CVE-2020-11760, CVE-2020-11761, CVE-2020-11762,
CVE-2020-11763, CVE-2020-11764)
It was discovered that OpenEXR incorrectly handled certain
malformed EXR image files. If a user were tricked into opening a
crafted EXR image file, a remote attacker could cause a denial of
service. (CVE-2020-11765)
Update instructions
The problem can be corrected by updating your system to the
following package versions:
Ubuntu 20.04
libopenexr24 - 2.3.0-6ubuntu0.1
openexr - 2.3.0-6ubuntu0.1
Ubuntu 19.10
libopenexr23 - 2.2.1-4.1ubuntu1.1
openexr - 2.2.1-4.1ubuntu1.1
Ubuntu 18.04 LTS
libopenexr22 - 2.2.0-11.1ubuntu1.2
openexr - 2.2.0-11.1ubuntu1.2
Ubuntu 16.04 LTS
libopenexr22 - 2.2.0-10ubuntu2.2
openexr - 2.2.0-10ubuntu2.2
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary
changes.
References
* CVE-2017-9111
* CVE-2017-9113
* CVE-2017-9115
* CVE-2018-18444
* CVE-2020-11758
* CVE-2020-11759
* CVE-2020-11760
* CVE-2020-11761
* CVE-2020-11762
* CVE-2020-11763
* CVE-2020-11764
* CVE-2020-11765
--- Mystic BBS v1.12 A45 (Linux/64)
* Origin: BZ&BZ BBS (21:4/110)