An improper authentication bug allows attackers to escalate their privileges and escape containers.
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19-Year-Old Linux Kernel Vulnerability Exposes Systems to Root Access
Proof-of-concept (PoC) exploit code has been released for the CIFSwitch flaw, which allows low-privileged users to escalate to root on vulnerable Linux systems.
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New Linux Kernel Vulnerability Fragnesia Allows Root Privilege Escalation
The vulnerability, tracked as CVE-2026-46300, is similar to the recently disclosed exploits named Dirty Frag and Copy Fail.
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New ‘Dirty Frag’ Linux Vulnerability Possibly Exploited in Attacks
Also called Copy Fail 2 and tracked as CVE-2026-43284 and CVE-2026-43500, the exploit was disclosed before a patch was released.
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Exploitation of ‘Copy Fail’ Linux Vulnerability Begins
CISA has added the bug to its KEV list, and Microsoft has observed limited exploitation, mainly associated with PoC testing.
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‘Copy Fail’ Logic Flaw in Linux Kernel Enables System Takeover
Affecting the kernel’s authencesn cryptographic template, the vulnerability was introduced in 2017 and impacts all distributions.
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Easily Exploitable ‘Pack2TheRoot’ Linux Vulnerability Leads to Root Access
A race condition in PackageKit allows unprivileged users to escalate privileges when installing packages.
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Organizations Warned of Exploited Linux Vulnerabilities
The flaws allow threat actors to obtain root privileges or bypass authentication via Telnet and gain shell access as root.
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Old Attack, New Speed: Researchers Optimize Page Cache Exploits
A team of researchers from the Graz University of Technology in Austria has revived page Linux page cache attacks.
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Arch Linux Project Responding to Week-Long DDoS Attack
The Arch Linux Project has been targeted in a DDoS attack that disrupted its website, repository, and forums.
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