Depending on what the cause is it might be different. If someone makes a reasonable mistake, like pushes something to production that they should not, then you

Depending on what the cause is it might be different. If someone makes a reasonable mistake, like pushes something to production that they should not, then you could argue that there are not enough checks and it is not something you should get fired for. You should change the process. If someone deliberately goes around those checks to push something anyway then it could be a fire-able offense.