[USN-5098-1] bl vulnerability

Paulo Flabiano Smorigo pfsmorigo at canonical.com
Mon Oct 4 21:35:46 UTC 2021

Ubuntu Security Notice USN-5098-1
September 30, 2021

node-bl vulnerability

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

- Ubuntu 18.04 LTS


node-bl could be made to expose sensitive information if it received specially
crafted input.

Software Description:
- node-bl: A Node.js Buffer list collector


It was discovered that bl didn't properly sanitize the inputs. An attacker
could use this to leak sensitive information.

Update instructions:

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

Ubuntu 18.04 LTS:
  node-bl                         1.1.2-1ubuntu1.1

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


Package Information:
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