USN-7024-1: tgt vulnerability

19 September 2024

tgt could be made to generate identical sequence of challenges.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Releases

Packages

  • tgt - Linux SCSI target user-space daemon and tools

Details

It was discovered that tgt attempts to achieve entropy
by calling rand without srand. The PRNG seed is always 1,
and thus the sequence of challenges is always identical.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 20.04

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

References