Python-Based PyLoose Fileless Attack Targets Cloud Workloads for Cryptocurrency Mining

A new fileless attack dubbed PyLoose has been observed striking cloud workloads with the goal of delivering a cryptocurrency miner, new findings from Wiz reveal. "The attack consists of Python code that loads an XMRig Miner directly into memory using memfd, a known Linux fileless technique,"...

kernel: mm/secretmem: fix panic when growing a memfd_secret

In the Linux kernel, the following vulnerability has been resolved: mm/secretmem: fix panic when growing a memfdsecret When one tries to grow an existing memfdsecret with ftruncate, one gets a panic 1. For example, doing the following reliably induces the panic: fd = memfdsecret; ftruncatefd, 10;...

Linux systemd Line Splitting

systemd: reexec state injection: fgets on overlong lines leads to line splitting CVE-2018-15686 I am sending this bug report to Ubuntu, even though it's an upstream bug, as requested at https://github.com/systemd/systemd/blob/master/docs/CONTRIBUTING.mdsecurity-vulnerability-reports . When system...