Linux 6.5 On AArch64 Sees New Extensions, KPTI Cleanup
The ARM64 (AArch64) architecture code has seen some clean-ups and support for new Arm ISA features with the in-development Linux 6.5 kernel.
Source: phoronix.com
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Linux To Disable PCID For Intel Alder Lake & Raptor Lake Due To Issue With INVLPG
A patch is pending via x86/urgent to workaround an issue with Intel Alder Lake and Raptor Lake processors that is leaving the kernel developers for the time being to disable Process Context Identifiers (PCID) with these Intel mobile/desktop processors.
Source: phoronix.com
Signed kernel drivers – Unguarded gateway to Windows' core
ESET researchers look at malware that abuses vulnerabilities in kernel drivers and outline mitigation techniques against this type of exploitation
Source: welivesecurity.com