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


Cook: Security things in Linux v5.3

Kees Cook catches up with the security improvements in the 5.3 kernel. “In recent exploits, one of the steps for making the attacker’s life easier is to disable CPU protections like Supervisor Mode Access (and Execute) Prevention (SMAP and SMEP) by finding a way to write...


Debian LTS: DLA-1993-1: mesa security update

Tim Brown discovered a shared memory permissions vulnerability in the Mesa 3D graphics library. Some Mesa X11 drivers use shared-memory XImages to implement back buffers for improved performance, but Mesa Continue Reading — Debian LTS: DLA-1993-1: mesa security update


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