#Linuxsecurity

Your package manager verifies the download. This flaw swaps it during the retry. 👉 Full breakdown: #LinuxSecurity #Debian #Ubuntu #CyberSecurity #InfoSec #VulnerabilityManagement

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

OpenSSH Password Bypass Vulnerability POC. A critical flaw has been found that could let attackers log into some Linux servers without the correct password. #OpenSSH #LinuxSecurity #AlpineLinux #PatchManagement #ServerSecurity

In this new blog series, we will try to understanding Linux Capabilities with various practical examples and fun activities. Here is the first post: cc @SecurityTube #cybersecurity #infosec #linuxsecurity #capabilities #linux

Nearly Five-Year-Old Linux Kernel Flaw CVE-2026-31695 Now Has a Public Root Exploit. A use-after-free bug in the #Linux kernel’s virt_wifi driver, patched upstream in the spring, can now be turned into a reliable local root exploit.... #LinuxSecurity

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

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

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

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

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

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

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

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

📣 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

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

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

Millions of servers exposed by APT flaw. Force signed only repos and disable automatic retry of failed downloads. Attackers can swap packages and run as root on Debian Ubuntu. Patch now to stop takeover #LinuxSecurity #APT #OpenSource

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

🚨 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

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