Djalal Harouni
open-menu closeme
Home
About
PGP Key
RSS
linkedin github twitter mastodon rss

  • Prevent Overlayfs Privilege Escalation on Ubuntu Kernels with Yaml (bpf)!

    calendar 02 Aug 2023, 00:00 · 3 min read · opensource linux kernel bpf security tetragon  ·
    Share on: twitter facebook linkedin copy
    Prevent Overlayfs Privilege Escalation on Ubuntu Kernels with Yaml (bpf)!

    Past week Wiz blogged about Overlayfs bugs that can be abused on Ubuntu Kernels to perform privilege escalation, named GameOver(lay) read more here. Those are CVE-2023-2640 and CVE-2023-32629, also Datadog has another writeup about a previous Overlayfs upstream vulnerability CVE-2023-0386. Background All these are …


    Read More

Djalal Harouni

Open Source Software Hacker / Cloud / Linux kernel / BPF / systemd from DZ.
Read More

Featured Posts

  • Prevent Overlayfs Privilege Escalation on Ubuntu Kernels with Yaml (bpf)!
  • Kernel Image Lockdown and eBPF Flexibility!
  • eBPF: Block Linux Fileless Payload "Malware" Execution with BPF LSM
  • eBPF Summit 2021 - Talk: BPF to bridge Cloud and IoT Linux Security
  • DZ Open Source contributions into space Mars 2020 Helicopter, Ingenuity
  • Modernization of Linux proc filesystem and containers security
  • Linux kernel improve Module autoloading infrastructure
  • Hardening Linux-based IoT systems

Recent Posts

  • All systems go Conference - Modern deployment for Embedded Linux and IoT Talk
  • Hardening Linux-based IoT systems

Categories

LINUX 11 OPENSOURCE 10 TECHNOLOGY 7 BPF 4 SECURITY 4 TETRAGON 1

Tags

LINUX 11 OPENSOURCE 11 KERNEL 10 SECURITY 10 BPF 4 IOT 4 CONTAINERS 2 SYSTEMD 2 ALGERIA 1 CONFERENCE 1 MARS 1 SPACE 1 TETRAGON 1
Djalal Harouni

Copyright  DJALAL HAROUNI. All Rights Reserved

to-top