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             AUSCERT External Security Bulletin Redistribution

                               ESB-2020.3158
                   USN-4497-1: OpenJPEG vulnerabilities
                             16 September 2020

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           OpenJPEG
Publisher:         Ubuntu
Operating System:  Ubuntu
Impact/Access:     Execute Arbitrary Code/Commands -- Remote/Unauthenticated
                   Denial of Service               -- Remote/Unauthenticated
                   Access Confidential Data        -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2020-15389 CVE-2020-8112 CVE-2020-6851
                   CVE-2019-12973 CVE-2018-21010 CVE-2018-20847
                   CVE-2016-9112  

Reference:         ESB-2020.2361
                   ESB-2020.0664

Original Bulletin: 
   https://usn.ubuntu.com/4497-1/

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USN-4497-1: OpenJPEG vulnerabilities
15 September 2020

Several security issues were fixed in OpenJPEG.
Releases

  o Ubuntu 16.04 LTS

Packages

  o openjpeg2 - Open-source JPEG 2000 codec written in C language

Details

It was discovered that OpenJPEG incorrectly handled certain image files. A
remote attacker could possibly use this issue to cause a denial of service.
(CVE-2016-9112)

It was discovered that OpenJPEG did not properly handle certain input. If
OpenJPEG were supplied with specially crafted input, it could be made to crash
or potentially execute arbitrary code.
(CVE-2018-20847, CVE-2018-21010, CVE-2020-6851, CVE-2020-8112, CVE-2020-15389)

It was discovered that OpenJPEG incorrectly handled certain BMP files. A
remote attacker could possibly use this issue to cause a denial of service.
(CVE-2019-12973)

Update instructions

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

Ubuntu 16.04

  o libopenjp2-7 - 2.1.2-1.1+deb9u5build0.16.04.1
  o libopenjp2-tools - 2.1.2-1.1+deb9u5build0.16.04.1
  o libopenjp3d-tools - 2.1.2-1.1+deb9u5build0.16.04.1
  o libopenjp3d7 - 2.1.2-1.1+deb9u5build0.16.04.1
  o libopenjpip-dec-server - 2.1.2-1.1+deb9u5build0.16.04.1
  o libopenjpip-server - 2.1.2-1.1+deb9u5build0.16.04.1
  o libopenjpip-viewer - 2.1.2-1.1+deb9u5build0.16.04.1
  o libopenjpip7 - 2.1.2-1.1+deb9u5build0.16.04.1

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

References

  o https://launchpad.net/bugs/XXXXXX

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