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Ubuntu Security Notice USN-7151-1
December 11, 2024

ofono vulnerabilities
==========================================================================

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

- Ubuntu 24.10
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in ofono.

Software Description:
- ofono: Mobile telephony stack

Details:

It was discovered that oFono incorrectly handled decoding SMS messages
leading to a stack overflow. A remote attacker could potentially use
this issue to cause a denial of service. (CVE-2023-4232, CVE-2023-4235)

Update instructions:

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

Ubuntu 24.10
  ofono                           1.31-3ubuntu3.24.10.2

Ubuntu 24.04 LTS
  ofono                           1.31-3ubuntu3.24.04.2

Ubuntu 22.04 LTS
  ofono                           1.31-3ubuntu1.2

Ubuntu 20.04 LTS
  ofono                           1.31-2ubuntu1+esm2
                                  Available with Ubuntu Pro

Ubuntu 18.04 LTS
  ofono                           1.21-1ubuntu1+esm2
                                  Available with Ubuntu Pro

Ubuntu 16.04 LTS
  ofono 1.17.bzr6912+16.04.20160314.3-0ubuntu1+esm2
                                  Available with Ubuntu Pro

After a standard system update you need to restart oFono to make
all the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-7151-1
  CVE-2023-4232, CVE-2023-4235

Package Information:
  https://launchpad.net/ubuntu/+source/ofono/1.31-3ubuntu3.24.10.2
  https://launchpad.net/ubuntu/+source/ofono/1.31-3ubuntu3.24.04.2
  https://launchpad.net/ubuntu/+source/ofono/1.31-3ubuntu1.2