USN-6082-1: EventSource vulnerability

Releases

• Ubuntu 22.04 LTS
• Ubuntu 20.04 LTS
• Ubuntu 18.04 ESM
• Ubuntu 16.04 ESM

Packages

• node-eventsource - EventSource client for Node.js and Browser (polyfill)

Details

It was discovered that EventSource 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 obtain
sensitive information.

Update instructions

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

Ubuntu 22.04

• node-eventsource - 1.1.0+~1.1.8-1ubuntu0.1

Ubuntu 20.04

• node-eventsource - 0.2.1-1+deb10u1build0.20.04.1

Ubuntu 18.04

• node-eventsource - 0.2.1-1+deb10u1build0.18.04.1

Ubuntu 16.04

• node-eventsource - 0.1.6-1ubuntu0.1~esm1
  Available with Ubuntu Pro

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

References

• CVE-2022-1650