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The security stories that matter, explained by our team — with the concrete steps to take.

Latest headlines from security outlets

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LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE ntfs-3g Moderate DoS Heap Buffer Overflow Vuln 2026-4399-1

# Security update for ntfs-3g_ntfsprogs Announcement ID: SUSE-SU-2026:4399-1 Release Date: 2026-09-30T08:54:28Z Rating: moderate References:

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian Firefox-esr Critical Privilege Escalation Vulnerabilities DSA-6533-1

Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code, sandbox escape,…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS pgextwlist Security Update DLA-4806-1 CVE-2023-39417

An issue has been found in pgextwlist, a Postgres extensions that implements extension whitelisting. The issue is related to substituting extension schemas or …

Linux Databases

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 12 mkvtoolnix Critical Heap Buffer Overflow Vuln DLA-4805-1

An issue has been found in mkvtoolnix, a set of command-line tools to work with Matroska files. The issue is related to a heap buffer overflow in the bundled a…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 22.04 LTS Linux Kernel Critical Memory Escape Privilege 8818-5

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 24.04 22.04 Linux Kernel Critical Memory Bypass Flaw USN-8817-3

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 20.04 LTS Kernel Security Issues with CVE-2025-38724

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 24.04 Linux Kernel Important Local Privilege Escalation 8817-2

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 22.04 LTS Advisory USN-8818-4 Important Privilege Escalation Patch

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu Linux Kernel 5.15 Critical Privilege Escalation Risk USN-8849-1

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Ubuntu 20.04 LTS Linux Kernel Security Advisory USN-8850-1

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 8819-4 Linux Kernel FIPS Important Network & System Threat Fixes

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 22.04 LTS Linux Kernel FIPS Update USN-8730-7 CVE-2026-53131

A security issue was fixed in the Linux kernel.

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Linux File Truncation Patch Targets Data Loss Beyond the Requested Range

A Linux patch series addresses how file truncation or hole punching could discard valid data beyond the range an application asked to remove.

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Linux Tracing Patch Addresses a Probe Use-After-Free Race

A proposed Linux tracing patch addresses a race that could free a function probe while its return callback is still using it.

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

How to Review Linux Security Boundaries: Three Kernel Examples

A Linux security review can find a check, a lock, or a safe-looking range and still miss the failure.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 18.04 LTS Linux Kernel Security Update USN-8819-3 CVE-2025-38724

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 20.04 LTS Kernel Security Advisory USN-8818-3 CVE-2025-10263

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Debian Linux Critical Privilege Escalation and Denial of Service DSA-6528-1

Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks. For the stabl…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 24.04 LTS 8842-1 Linux Kernel NVIDIA Important Network Flaws

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 26.04 LTS Linux Kernel Security Advisory USN-8816-2 CVE-2026-64530

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 24.04 Linux Kernel Important Privilege Escalation Flaws USN-8728-3

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 24.04 LTS Linux Kernel Important Security Fix 8729-6 AWS

Several security issues were fixed in the Linux kernel.

Linux AWS

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

Linux eBPF Security Fixes Stop Interpreter Paths From Changing During Program Launch

Two Linux fixes show how extended Berkeley Packet Filter (eBPF) security can fail when mutable map data crosses into the exec path, where Linux starts a progra…

Linux