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21–30 of 30 articles
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Dark Reading
Organizations running Linux distributions need to prepare to defend their systems against ransomware attacks. Steps to ensure resiliency and basics such as access control reduce major disruptions.
Bleeping Computer
Hackers are abusing the open-source Linux PRoot utility in BYOF (Bring Your Own Filesystem) attacks to provide a consistent repository of malicious tools that work on many Linux distributions. [...]
Bleeping Computer
Canonical has announced the general availability of version 22.04 of the Ubuntu Linux distribution, codenamed 'Jammy Jellyfish', which brings better hardware support and an improved security baseline. [...]
The Hacker News
Linux distributions are in the process of issuing patches to address a newly disclosed security vulnerability in the kernel that could allow an attacker to overwrite arbitrary data into any read-only files and allow for a complete takeover of affected systems. Dubbed "Dirty Pipe" (CVE-2022-0847, CVSS score: 7.8) by IONOS software developer Max Kellermann, the flaw "leads to privilege escalation
Dark Reading
The memory corruption vulnerability in a policy component installed by default on most Linux distributions allows any user to become root. Researchers have already reproduced the exploit.
ThreatPost
The 12-year-old flaw in the sudo-like polkit’s pkexec tool, found in all major Linux distributions, is likely to be exploited in the wild within days.
Bleeping Computer
A vulnerability in the pkexec component that is present in the default configuration of all major Linux distributions can be exploited to gain full root privileges on the system, researchers warn today. [...]
Bleeping Computer
A vulnerability in Polkit's pkexec component identified as CVE-2021-4034 (PwnKit) is present in the default configuration of all major Linux distributions and can be exploited to gain full root privileges on the system, researchers warn today. [...]
ZDNet Security
A serious memory corruption vulnerability in polkit (formerly PolicyKit) has finally been discovered after 12+ years. This program is found in essentially all modern Linux distributions.
ZDNet Security
A heap overflow bug was recently discovered in the Linux kernel. The patch is available now in most major Linux distributions.