I may have a corrupted bios on this system Precision T3600

When looking around in my bios options it totally freezes after a few seconds. Barely lets me do anything...

I bought it off amazon in 2018 and it allready shipped w A17 bios version.... I've been having a lot of random lockups lately on linux and I had a look at journalctl and found this:

 

Would flashing to A18 possibly fix this issue and my corrupted bios? And does updating bios versions reflash or just apply patches?