freebsd Archives • Daily CyberSecurity

FreeBSD Patches Three Kernel Flaws That Enable Local Privilege Escalation FreeBSD privilege escalation advisory chart highlighting a kernel use-after-free and two local root flaws

FreeBSD privilege escalation advisory chart highlighting a kernel use-after-free and two local root flaws

FreeBSD Patches Three Kernel Flaws That Enable Local Privilege Escalation

Do Son July 10, 2026

TL;DR On June 30, 2026, the FreeBSD Project shipped three advisories covering FreeBSD privilege escalation bugs in...

FreeBSD Security Advisories Detail Critical Vulnerabilities Diagram of system vulnerabilities detailed in FreeBSD security advisories including CVE-2026-49420, CVE-2026-49429, and CVE-2026-49422

Diagram of system vulnerabilities detailed in FreeBSD security advisories including CVE-2026-49420, CVE-2026-49429, and CVE-2026-49422

FreeBSD Security Advisories Detail Critical Vulnerabilities

Do Son July 6, 2026

The FreeBSD Project published multiple FreeBSD security advisories today. These warnings expose critical flaws in OpenZFS, libalias,...

Public Exploit Released for FreeBSD kTLS Local Root Flaw CVE-2026-45257 FreeBSD kTLS vulnerability CVE-2026-45257 public PoC exploit enabling local privilege escalation to root

FreeBSD kTLS vulnerability CVE-2026-45257 public PoC exploit enabling local privilege escalation to root

Public Exploit Released for FreeBSD kTLS Local Root Flaw CVE-2026-45257

Do Son June 22, 2026

TL;DR FreeBSD has patched a kernel flaw, CVE-2026-45257, that hands local root to any unprivileged user. This...

FreeBSD Privilege Escalation Flaw CVE-2026-49413 Hits the Linuxulator FreeBSD privilege escalation CVE-2026-49413, Linuxulator vulnerability

FreeBSD privilege escalation CVE-2026-49413, Linuxulator vulnerability

FreeBSD Privilege Escalation Flaw CVE-2026-49413 Hits the Linuxulator

Do Son June 15, 2026

Researchers have disclosed a serious FreeBSD privilege escalation vulnerability that hands local users a root shell. Tracked...

FreeBSD kernel buffer overflow public exploit code released

Critical FreeBSD Kernel Buffer Overflow Disclosed: Public Details & PoC Out

Do Son June 1, 2026

Security researchers recently published a detailed analysis of a significant vulnerability in modern operating systems. Specifically, this...

Over-the-Air Root Risk: Seven Critical FreeBSD Security Advisories Fix Wi-Fi RCE and Kernel Flaws FreeBSD Wi-Fi RCE Vulnerability CVE-2026-45255 Patch FreeBSD dhclient Root Exploit CVE-2026-42511 FreeBSD Vulnerability - CVE-2024-7589 FreeBSD Jail Escape CVE-2025-15576

Over-the-Air Root Risk: Seven Critical FreeBSD Security Advisories Fix Wi-Fi RCE and Kernel Flaws

Do Son May 25, 2026

The FreeBSD Project has issued a sweeping set of seven security advisories resolving highly critical vulnerabilities nested...

Root RCE and Authentication Lockout Bypass: Public PoC Released for Critical OPNsense Firewall Vulnerabilities OPNsense Root RCE PoC Exploit Disclosed

Root RCE and Authentication Lockout Bypass: Public PoC Released for Critical OPNsense Firewall Vulnerabilities

Do Son May 5, 2026

OPNsense, the widely deployed FreeBSD-based firewall and routing platform, has released a critical security update to address...

FreeBSD DHCP Client Flaw Opens Door to Remote Code Execution as Root Privilege FreeBSD Wi-Fi RCE Vulnerability CVE-2026-45255 Patch FreeBSD dhclient Root Exploit CVE-2026-42511 FreeBSD Vulnerability - CVE-2024-7589 FreeBSD Jail Escape CVE-2025-15576

FreeBSD DHCP Client Flaw Opens Door to Remote Code Execution as Root Privilege

Do Son May 4, 2026

FreeBSD has issued an urgent security advisory regarding a critical vulnerability in its default IPv4 DHCP client,...

New FreeBSD Vulnerabilities Allow Jail Escapes and Kernel Panics FreeBSD Wi-Fi RCE Vulnerability CVE-2026-45255 Patch FreeBSD dhclient Root Exploit CVE-2026-42511 FreeBSD Vulnerability - CVE-2024-7589 FreeBSD Jail Escape CVE-2025-15576

New FreeBSD Vulnerabilities Allow Jail Escapes and Kernel Panics

Do Son February 26, 2026

The FreeBSD project has released details on two significant security flaws that could allow attackers to break...

FreeBSD Network Alert: Malicious IPv6 Packets Can Trigger Remote Code Execution via resolvconf (CVE-2025-14558) CVE-2024-41721 - FreeBSD FreeBSD RCE, IPv6 Router Advertisement

FreeBSD Network Alert: Malicious IPv6 Packets Can Trigger Remote Code Execution via resolvconf (CVE-2025-14558)

Do Son December 19, 2025

A high-severity vulnerability has been uncovered in the FreeBSD networking stack, allowing attackers to execute arbitrary code...

CISA, FBI Warn of Interlock Ransomware, Actively Targeting Businesses & Critical Infrastructure Interlock Ransomware, CISA Advisory

CISA, FBI Warn of Interlock Ransomware, Actively Targeting Businesses & Critical Infrastructure

Do Son July 23, 2025

In a new joint cybersecurity advisory issued on July 22, 2025, the Cybersecurity and Infrastructure Security Agency...

Interlock Ransomware: New Threat Targets Windows & FreeBSD

Do Son October 30, 2024

A new ransomware group dubbed “Interlock” has emerged, setting its sights on both Windows and FreeBSD operating...

FreeBSD Issues Critical Security Advisory for CVE-2024-41721 (CVSS 9.8) CVE-2024-41721 - FreeBSD FreeBSD RCE, IPv6 Router Advertisement

FreeBSD Issues Critical Security Advisory for CVE-2024-41721 (CVSS 9.8)

Do Son September 22, 2024

A recently disclosed security advisory has unveiled a critical vulnerability affecting FreeBSD’s bhyve hypervisor. Identified as CVE-2024-41721,...

FreeBSD Issues Urgent Security Advisory for CVE-2024-43102 (CVSS 10)

Do Son September 9, 2024

The FreeBSD Project has issued a security advisory warning of a critical vulnerability (CVE-2024-43102) affecting multiple versions...

CVE-2024-7589: OpenSSH Pre-Authentication Vulnerability in FreeBSD Exposes Systems to RCE FreeBSD Wi-Fi RCE Vulnerability CVE-2026-45255 Patch FreeBSD dhclient Root Exploit CVE-2026-42511 FreeBSD Vulnerability - CVE-2024-7589 FreeBSD Jail Escape CVE-2025-15576

CVE-2024-7589: OpenSSH Pre-Authentication Vulnerability in FreeBSD Exposes Systems to RCE

Do Son August 11, 2024

In a recent security advisory, the FreeBSD Project disclosed a critical vulnerability (CVE-2024-7589) in OpenSSH, the widely-used...

CVE-2024-29937: Critical NFS Vulnerability Exposes BSD Systems to Remote Code Execution

Do Son March 25, 2024

A bombshell awaits the cybersecurity world at the upcoming t2 Infosec Conference. Security researchers Christer, Claes, and...

CVE-2022-23093: Remote Code Execution in FreeBSD ping(8)

Do Son December 1, 2022

Researcher Tom Jones has found a serious vulnerability in FreeBSD ping(8), a program that can be used...