Hello Linux users, 

Multiple vulnerabilities have been identified in the widely used Apache HTTP Server. These remotely exploitable flaws could potentially disrupt the server and inject malicious code, resulting in service disruption and data loss.

Read on to learn how to secure your systems against these severe bugs. You’ll also get updates on other issues impacting your open-source programs and applications that threaten your sensitive data and system security.

If you gained valuable information from reading today’s newsletter, please share it with a fellow security geek. Do you have a Linux security-related topic you'd like to cover for our audience? We welcome contributions from enthusiastic, insightful community members who share our love for Linux and security!

Stay safe out there,

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Apache HTTP Server

The Discovery 

Multiple vulnerabilities have been identified in the widely used Apache HTTP Server. These flaws involve the mishandling of inputs and the potential to inject malicious code. Another issue affects the Apache HTTP Server's HTTP/2 module and could lead to denial-of-service attacks by overwhelming the server with endless data streams. A bug in the mod_macro module's memory management allows remote attackers to crash the server, resulting in a denial-of-service attack.

Apache2

The Impact

These remotely exploitable vulnerabilities could disrupt the server and inject malicious code, resulting in service disruption and data compromise.

The Fix

Critical apache2 updates have been released to fix these issues. We urge all impacted users to update immediately to safeguard their sensitive data and protect the availability of their servers.

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Linux Kernel

The Discovery 

Have you updated to secure your systems against the new Spectre v2 attack (CVE-2024-2201) targeting Linux systems running on modern Intel processors? Speculative execution is a performance optimization technique that inadvertently exposes sensitive data in CPU caches, potentially enabling unauthorized access to confidential data.

LinuxKernel

The Impact

This attack could result in the execution of unauthorized code paths and the leakage of sensitive data.

The Fix

Critical security patch updates for the Linux kernel have been released to fix this issue. We strongly recommend that all impacted users update now to secure their sensitive data against loss or theft.

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Chromium

The Discovery 

Distros continue to release security advisory updates addressing severe vulnerabilities recently found in Chromium, the open-source web browser project providing the vast majority of code for Google Chrome. These bugs include a critical Type Confusion vulnerability in the ANGLE graphics layer engine, an out-of-bounds read in the V8 API, and a use-after-free condition in the Dawn implementation of the WebGPU standard.

Chromium

The Impact

These flaws could allow attackers to remotely execute arbitrary code or perform sandbox escapes, leading to unauthorized access, data loss, corruption, or complete system compromise.

The Fix

A critical security update has been released for Chromium to mitigate these issues. We urge all impacted users to patch now to secure their sensitive data and fortify their essential Linux systems against attacks leading to compromise.

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