USN-5933-1: Libtpms vulnerabilities

Releases

• Ubuntu 22.10
• Ubuntu 22.04 LTS

Packages

• libtpms - TPM emulation library

Details

Francisco Falcon discovered that Libtpms did not properly manage memory
when performing certain cryptographic operations. An attacker could
possibly use this issue to cause a denial of service, or possibly execute
arbitrary code. (CVE-2023-1017, CVE-2023-1018)

It was discovered that Libtpms did not properly manage memory when
handling certain commands. An attacker could possibly use this issue
to cause a denial of service.

Update instructions

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

Ubuntu 22.10

• libtpms0 - 0.9.3-0ubuntu1.22.10.1

Ubuntu 22.04

• libtpms0 - 0.9.3-0ubuntu1.22.04.1

After a standard system update you need to restart any application
using Libtpms libraries to make all the necessary changes.

References

• CVE-2023-1017
• CVE-2023-1018
• https://launchpad.net/bugs/2009608