‘Dirty Frag’ Linux flaw one-ups CopyFail with no patches and public root exploit


Broken disclosure embargo left admins facing a fresh root-level flaw with no CVE

A fresh Linux privilege escalation bug dubbed “Dirty Frag” has dropped into the wild with no patches, no CVE, and a public exploit that hands attackers root access across major distributions.Security researcher Hyunwoo Kim disclosed the local privilege escalation flaw on Friday after what he said was a broken embargo forced the issue into the open.

Kim described Dirty Frag as a “universal LPE” affecting “all major distributions” and warned that it delivers the same kind of immediate root access as the recent CopyFail mess – only this time, defenders do not even have patches to throw at the problem.

Read more…
Source:  The Register News


Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox


Related:

  • Pakistan among least affected by web threats

    May 25, 2025

    At its annual Cyber Security Weekend for the Middle East, Turkiye and Africa (META) region, the Kaspersky Global Research and Analysis Team presented cybersecurity trends, including ransomware, advanced persistent threats (APTs), supply chain attacks, mobile threats, artificial intelligence and IoT developments. The first quarter of 2025 showed that Turkiye and Kenya had the highest number of ...

  • Adidas warns of consumer data breach

    May 23, 2025

    German sportswear maker Adidas said on Friday an unauthorised external party had obtained certain consumer data through a third-party customer service provider albeit not passwords or credit card data. “We immediately took steps to contain the incident and launched a comprehensive investigation, collaborating with leading information security experts,” the company said in a statement. Read more… Source: MSN ...

  • Silent Ransom Group Targeting Law Firms

    May 23, 2025

    The cyber threat actor Silent Ransom Group (SRG), also known as Luna Moth, Chatty Spider, and UNC3753, is targeting law firms using information technology (IT) themed social engineering calls, and callback phishing emails, to gain remote access to systems or devices and steal sensitive data to extort the victims. While SRG has historically victimized companies in ...

  • Mysterious Database of 184 Million Records Exposes Vast Array of Login Credentials

    May 22, 2025

    The possibility that data could be inadvertently exposed in a misconfigured or otherwise unsecured database is a longtime privacy nightmare that has been difficult to fully address. But the new discovery of a massive trove of 184 million records—including Apple, Facebook, and Google logins and credentials for accounts connected to multiple governments—underscores the risks of recklessly ...

  • NSIS Abuse and sRDI Shellcode: Anatomy of the Winos 4.0 Campaign

    May 22, 2025

    The campaign was first spotted during a February 2025 MDR investigation. Since then, Rapid7 researchers have seen more samples using the same infection method—a multi-layered setup we call the Catena loader. Catena uses embedded shellcode and configuration switching logic to stage payloads like Winos v4.0 entirely in memory, evading traditional antivirus tools. Once installed, it quietly ...

  • Europol and Microsoft disrupt world’s largest infostealer Lumma

    May 21, 2025

    Europol’s European Cybercrime Centre has worked with Microsoft to disrupt Lumma Stealer (“Lumma”), the world’s most significant infostealer threat. This joint operation targeted the sophisticated ecosystem that allowed criminals to exploit stolen information on a massive scale. Europol coordinated with law enforcement in Europe to ensure action was taken, leveraging intelligence provided by Microsoft. Between 16 ...