[USN-4880-1] OpenJPEG vulnerabilities

Eduardo Barretto eduardo.barretto at canonical.com
Tue Mar 16 11:40:11 UTC 2021

Ubuntu Security Notice USN-4880-1
March 16, 2021

openjpeg2 vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 16.04 LTS


Several security issues were fixed in OpenJPEG.

Software Description:
- openjpeg2: JPEG 2000 image compression/decompression library


It was discovered that OpenJPEG incorrectly handled certain image data. An
attacker could use this issue to cause OpenJPEG to crash, leading to a
denial of service, or possibly execute arbitrary code.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 16.04 LTS:
  libopenjp2-7                    2.1.2-1.1+deb9u6build0.16.04.1
  libopenjp3d7                    2.1.2-1.1+deb9u6build0.16.04.1
  libopenjpip7                    2.1.2-1.1+deb9u6build0.16.04.1

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

  CVE-2020-27814, CVE-2020-27823, CVE-2020-27824, CVE-2020-27841,

Package Information:
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