==========================================================================
Ubuntu Security Notice USN-6422-1
October 09, 2023

ring vulnerabilities
==========================================================================

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

- Ubuntu 23.04
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS (Available with Ubuntu Pro)

Summary:

Several security issues were fixed in Ring.

Software Description:
- ring: Secure and distributed voice, video, and chat platform

Details:

It was discovered that Ring incorrectly handled certain inputs. If a user or
an automated system were tricked into opening a specially crafted input file,
a remote attacker could possibly use this issue to execute arbitrary code.
(CVE-2021-37706)

It was discovered that Ring incorrectly handled certain inputs. If a user or
an automated system were tricked into opening a specially crafted input file,
a remote attacker could possibly use this issue to cause a denial of service.
This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS.
(CVE-2021-43299, CVE-2021-43300, CVE-2021-43301, CVE-2021-43302,
CVE-2021-43303, CVE-2021-43804, CVE-2021-43845, CVE-2022-21723,
CVE-2022-23537, CVE-2022-23547, CVE-2022-23608, CVE-2022-24754,
CVE-2022-24763, CVE-2022-24764, CVE-2022-24793, CVE-2022-31031,
CVE-2022-39244)

It was discovered that Ring incorrectly handled certain inputs. If a user or
an automated system were tricked into opening a specially crafted input file,
a remote attacker could possibly use this issue to cause a denial of service.
This issue only affected Ubuntu 20.04 LTS. (CVE-2022-21722)

It was discovered that Ring incorrectly handled certain inputs. If a user or
an automated system were tricked into opening a specially crafted input file,
a remote attacker could possibly use this issue to cause a denial of service.
(CVE-2023-27585)

Update instructions:

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

Ubuntu 23.04:
   jami                            20230206.0~ds1-5ubuntu0.1
   jami-daemon                     20230206.0~ds1-5ubuntu0.1

Ubuntu 20.04 LTS:
   jami                            20190215.1.f152c98~ds1-1+deb10u2build0.20.04.1
   jami-daemon                     20190215.1.f152c98~ds1-1+deb10u2build0.20.04.1
   ring                            20190215.1.f152c98~ds1-1+deb10u2build0.20.04.1
   ring-daemon                     20190215.1.f152c98~ds1-1+deb10u2build0.20.04.1

Ubuntu 18.04 LTS (Available with Ubuntu Pro):
   ring                            20180228.1.503da2b~ds1-1ubuntu0.1~esm1
   ring-daemon                     20180228.1.503da2b~ds1-1ubuntu0.1~esm1

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

References:
   https://ubuntu.com/security/notices/USN-6422-1
   CVE-2021-37706, CVE-2021-43299, CVE-2021-43300, CVE-2021-43301,
   CVE-2021-43302, CVE-2021-43303, CVE-2021-43804, CVE-2021-43845,
   CVE-2022-21722, CVE-2022-21723, CVE-2022-23537, CVE-2022-23547,
   CVE-2022-23608, CVE-2022-24754, CVE-2022-24763, CVE-2022-24764,
   CVE-2022-24793, CVE-2022-31031, CVE-2022-39244, CVE-2023-27585

Package Information:
   https://launchpad.net/ubuntu/+source/ring/20230206.0~ds1-5ubuntu0.1
 
https://launchpad.net/ubuntu/+source/ring/20190215.1.f152c98~ds1-1+deb10u2build0.20.04.1