Ubuntu 25.04 USN-7617-1 critical: libtpms denial of service

ubuntu

July 3, 2025

libtpms could be made to crash if it received specially crafted input.

Summary

libtpms could be made to crash if it received specially crafted

input.

Software Description:

- libtpms: TPM emulation library

Details:

It was discovered that libtpms did not properly manage memory

when performing crafted cryptographic operations. An attacker could

possibly use this issue to cause a denial of service.

Topics Covered

security advisory denial of service critical software update Ubuntu libtpms

Update Instructions

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

Ubuntu 25.04
  libtpms0                        0.9.3-0ubuntu4.25.04.1

Ubuntu 24.10
  libtpms0                        0.9.3-0ubuntu4.24.10.1

Ubuntu 24.04 LTS
  libtpms0                        0.9.3-0ubuntu4.24.04.1

Ubuntu 22.04 LTS
  libtpms0                        0.9.3-0ubuntu1.22.04.2

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