‘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:

  • Phishing Domains Associated with LabHost PhaaS Platform Users

    April 29, 2025

    The Federal Bureau of Investigation (FBI) is releasing this FLASH to disseminate 42,000 phishing domains linked to the LabHost phishing-as-a-service (PhaaS) platform between November 2021 and April 2024. Prior to being disabled by law enforcement in April 2024, LabHost was one of the world’s largest PhaaS providers, offering a range of illicit services for approximately ...

  • Gremlin Stealer: New Stealer on Sale in Underground Forum

    April 29, 2025

    Unit 42 researchers have identified new information-stealing malware written in C#, called Gremlin Stealer. This stealer’s authors have actively advertised it on a Telegram group since mid-March 2025. This information-stealing malware exfiltrates data from its victims and uploads this information to its web server for publication. It can capture data from browsers, the clipboard and the ...

  • Outlaw cybergang attacking targets worldwide

    April 29, 2025

    In a recent incident response case in Brazil, we dealt with a relatively simple, yet very effective threat focused on Linux environments. Outlaw (also known as “Dota”) is a Perl-based crypto mining botnet that typically takes advantage of weak or default SSH credentials for its operations. Previous research described Outlaw samples obtained from honeypots. In this ...

  • Active exploitation of SAP NetWeaver Visual Composer CVE-2025-31324

    April 28, 2025

    On Thursday, April 24, enterprise resource planning company SAP published a CVE (and a day later, an advisory behind login) for CVE-2025-31324, a zero-day vulnerability in NetWeaver Visual Composer that carries a CVSSv3 score of 10. The vulnerability arises from a missing authorization check in Visual Composer’s Metadata Uploader component that, when successfully exploited, allows unauthenticated ...

  • M&S: WFH staff locked out of systems amid cyber attack fallout

    April 28, 2025

    M&S has shut remote-working employees out of some of its IT systems as it struggles to recover from the fallout of a cyberattack last week. The high street giant closed some of the programmes that staff use to log into the internal IT systems when working outside of the office, The Times reported. Cybersecurity experts said ...

  • Earth Kurma APT Campaign Targets Southeast Asian Government, Telecom Sectors

    April 25, 2025

    Trend Research uncovered a sophisticated APT campaign targeting government and telecommunications sectors in Southeast Asia. Named Earth Kurma, the attackers use advanced custom malware, rootkits, and cloud storage services for data exfiltration. Earth Kurma demonstrates adaptive malware toolsets, strategic infrastructure abuse, and complex evasion techniques. This campaign poses a high business risk due to targeted espionage, ...