Security News

New Spectre v2 attack impacts Linux systems on Intel CPUs
2024-04-10 17:19

Researchers have demonstrated the "First native Spectre v2 exploit" for a new speculative execution side-channel flaw that impacts Linux systems running on many modern Intel processors. Spectre V2 is a new variant of the original Spectre attack discovered by a team of researchers at the VUSec group from VU Amsterdam.

Researchers Uncover First Native Spectre v2 Exploit Against Linux Kernel
2024-04-10 09:26

Cybersecurity researchers have disclosed what they say is the "first native Spectre v2 exploit" against the Linux kernel on Intel systems that could be exploited to read sensitive data from the...

XZ Utils Supply Chain Attack: A Threat Actor Spent Two Years to Implement a Linux Backdoor
2024-04-08 18:47

A threat actor quietly spent the last two years integrating themself in the core team of maintainers of XZ Utils, a free software command-line data compressor widely used in Linux systems. The CVE-2024-3094 backdoor found in XZ Utils was implemented to interfere with authentication in SSHD, the OpenSSH server software that handles SSH connections.

New XZ backdoor scanner detects implant in any Linux binary
2024-04-02 14:33

Firmware security firm Binarly has released a free online scanner to detect Linux executables impacted by the XZ Utils supply chain attack, tracked as CVE-2024-3094. Late last month, Microsoft engineer Andres Freud discovered the backdoor in the latest version of the XZ Utils package while investigating unusually slow SSH logins on Debian Sid, a rolling release of the Linux distribution.

Malicious Code in XZ Utils for Linux Systems Enables Remote Code Execution
2024-04-02 13:18

The malicious code inserted into the open-source library XZ Utils, a widely used package present in major Linux distributions, is also capable of facilitating remote code execution, a new analysis...

XZ Utils backdoor update: Which Linux distros are affected and what can you do?
2024-03-31 18:01

The problem, he found, was in the liblzma data compression library, which is part of the XZ package, and he concluded that "The upstream xz repository and the xz tarballs have been backdoored."Which Linux distributions have been affected by the backdoored XZ packages?

DinodasRAT malware targets Linux servers in espionage campaign
2024-03-31 14:35

The Linux variant of the malware has not been described publicly, although the first version has been tracked to 2021. Cybersecurity company ESET has previously seen DinodasRAT compromising Windows systems in an espionage campaign dubbed 'Operation Jacana,' that targeted government entities.

Urgent: Secret Backdoor Found in XZ Utils Library, Impacts Major Linux Distros
2024-03-30 05:23

RedHat on Friday released an "urgent security alert" warning that two versions of a popular data compression library called XZ Utils (previously LZMA Utils) have been backdoored with malicious...

Malicious SSH backdoor sneaks into xz, Linux world's data compression library
2024-03-29 21:58

Your profile can be used to present content that appears more relevant based on your possible interests, such as by adapting the order in which content is shown to you, so that it is even easier for you to find content that matches your interests. Content presented to you on this service can be based on your content personalisation profiles, which can reflect your activity on this or other services, possible interests and personal aspects.

Easy-to-use make-me-root exploit lands for recent Linux kernels. Get patching
2024-03-29 21:43

Your profile can be used to present content that appears more relevant based on your possible interests, such as by adapting the order in which content is shown to you, so that it is even easier for you to find content that matches your interests. Content presented to you on this service can be based on your content personalisation profiles, which can reflect your activity on this or other services, possible interests and personal aspects.