#Linuxsecurity

CVE-2026-98432 puts Linux TCP processing under scrutiny, with remote code execution demonstrated under specific MPTCP conditions. The bigger question: which systems are exposed, and what can attackers reach? Understand your exposure: #LinuxSecurity

Linux has secrets before the kernel even wakes up! 👀💻 At #NullconBerlin2026, @idov31 explored GRUB-to-kernel exploitation, revealing how a custom UEFI bootkit can manipulate the boot chain. Now that's what we call starting at the very beginning! 🔥 #LinuxSecurity

Unit 42 tracks a Linux espionage campaign targeting government servers, using SysGoRAT malware and suspected AI-generated scripts. Public-sector Linux fleets need tighter monitoring now. #ThreatIntel #LinuxSecurity

Logs. Processes. Open Ports. Hunt Suspicious Activity from one Terminal ( Localhost ) #LinuxSecurity #ThreatHunting #CyberSecurity

Patch alert – #Linux users should immediately patch a serious vulnerability to the #sudo command. If exploited, it can allow unprivileged users gain root privileges on the host machine. Learn more via @NetworkWorld: @bugfarm #LinuxSecurity

173 rounds. Zero panics. CVE-2026-98432 chain now STABLE: UAF → reclaim (100%) → TOCTOU → OOB write → controlled deref, every round. Trick: 3-byte write shift lands the IP's last octet on nr_frags=8. #LinuxSecurity

📣 ANNOUNCING A BRAND NEW COURSE!📣 SEC406 #Linux Security for Infosec Professionals, from authors @MarkBaggett & Charlie Goldner, teaches the fundamental proficiency, knowledge, & tools needed to stay ahead of the game. Learn more: #LinuxSecurity

It's not paranoia if you've read the privacy policy. #Linux #LinuxSecurity #DigitalPrivacy

CVE-2026-98432 is a critical Linux kernel TCP vulnerability giving remote root access without credentials. Major distros like Ubuntu and Red Hat are affected. Patch immediately and monitor unusual TCP traffic. #LinuxSecurity #CVE2026 #SOCMinute

The cPGuard update channel was compromised, deploying a backdoor on Linux servers and stealing password hashes. Critical for Linux admins: verify updates and watch for unusual post-update scripts. #cPGuard #LinuxSecurity #SupplyChainAttack #SOCMinute

The scripts explained themselves. That was the tell. Unit 42 just published CL-UNK-1211, a six-month espionage campaign against government Linux servers. 👉 Full breakdown: #LinuxSecurity #CyberSecurity #InfoSec #Unit42 #AISecurity #ThreatIntelligence

Tell me a #LinuxSecurity command that I haven't used to secure my #network- but should🤓 #Linux #LinuxAdmin #infosec #IT #opensource @opensource_orgs @chadmccullough @sjvn @JoaoCorreiaCL @Nikhil_2021 @Jocix84 @klausagnoletti @DhanushkaDEV @NexyNixy @jon_bossenger @Barbarossa0x

Heads up: there's a new Linux kernel hole (CVE-2026-98432) in the TCP stack, and it's the serious kind — remote, no login needed. Patched kernels are already out. Here's what to do: #LinuxSecurity

🚨 Is Someone Hiding Inside Your Linux Server? Unauthorized SSH keys, suspicious Cron Jobs, hidden processes & malicious services could indicate a hidden threat. 🔍 Discover 7 warning signs every Linux Administrator should know. 👉 #LinuxSecurity

@CentOS users: What happens when your subscription ends this year? What's your data backup strategy for mitigating the impact of a #ransomware attack? Learn more about these topics in today's #LinuxSecurity Week newsletter: #Linux #infosec @opensource

Linuxನಲ್ಲಿ 948 ಭದ್ರತಾ ದೋಷ ಪತ್ತೆಹಚ್ಚಿದ OpenAI AI ಮಾದರಿ; ₹10 ಕೋಟಿಗೂ ಅಧಿಕ ವೆಚ್ಚ!! #OpenAI #ArtificialIntelligence #LinuxSecurity #Cybersecurity #AIResearch #TechNews

State-sponsored hackers deploy SysGoRAT and AI-generated scripts against government Linux servers, signaling advanced cyber espionage tactics. Stay informed and protect critical infrastructure. #SysGoRAT #LinuxSecurity #CyberEspionage #SOCMinute

Two new vulnerabilities in VMware ESXi and Linux kernel are under active attack. If your infrastructure runs either, patch now or risk total system compromise and… #VMware #LinuxSecurity

Unit 42 Dissects CL-UNK-1211 & SysGoRAT • AI-prompted PHP in-memory stagers • memfd_create execution disguised as kworker • DoH C2 tunneling over Cloudflare/Google Read full Blog: #sh3llc0d3 #Malware #LinuxSecurity #Unit42

CVE-2026-98432: IPv4 SYN IP-options use-after-free, kernel 4.4+. Anthropic's remote-root PoC used an MPTCP listener; Go 1.24+ requests MPTCP by default. Patch, reboot, find MPTCP listeners. Command in reply Source: #LinuxSecurity #CloudSecurity #AppSec