USN-4339-1: OpenEXR vulnerabilities

27 April 2020

openexr vulnerabilities

Packages

  • 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 GroƟ 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
Ubuntu 19.10
Ubuntu 18.04
Ubuntu 16.04

In general, a standard system update will make all the necessary changes.