Unix, Linux, DevOps , Cloud computing and BigData Knowledge-Base


Mageia 2020-0095: postgresql security update>

Updated postgresql9.6 and postgresql11 packages fix security vulnerability: The ALTER … DEPENDS ON EXTENSION sub-commands do not perform authorization checks, which can allow an unprivileged user to drop any function, procedure, materialized view, i… Continue Reading — Mageia 2020-0095: postgresql security update>


[$] CAP_PERFMON — and new capabilities in general

The perf_event_open() system call is a complicated beast, requiring a fair amount of study to master. This call also has some interesting security implications: it can be used to obtain a lot of information about the running system, and the com… Continue Reading — [$]...


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