‘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:

  • Toxic trend: Another malware threat targets DeepSeek

    June 11, 2025

    DeepSeek-R1 is one of the most popular LLMs right now. Users of all experience levels look for chatbot websites on search engines, and threat actors have started abusing the popularity of LLMs. kaspersky previously reported attacks with malware being spread under the guise of DeepSeek to attract victims. The malicious domains spread through X posts and ...

  • BlackSuit Continues Social Engineering Attacks in Wake of Black Basta’s Internal Conflict

    June 10, 2025

    There has been a significant decrease in social engineering attacks linked to the Black Basta ransomware group since late December 2024. This lapse also included the leaked Black Basta chat logs in February 2025, indicating internal conflict within the group. Despite this, Rapid7 has observed sustained social engineering attacks. Evidence now suggests that BlackSuit affiliates have ...

  • Patch Tuesday – June 2025

    June 10, 2025

    Microsoft is addressing 67 vulnerabilities this June 2025 Patch Tuesday. Microsoft has evidence of in-the-wild exploitation for just one of the vulnerabilities published today, and that is reflected in CISA KEV. Separately, Microsoft is aware of existing public disclosure for one other freshly published vulnerability. Microsoft’s luck holds for a ninth consecutive Patch Tuesday, since neither ...

  • ConnectWise rotating code signing certificates due to security concerns

    June 9, 2025

    ConnectWise is updating the digital signing certificates used in ScreenConnect, ConnectWise Automate, and ConnectWise RMM due to concerns raised by a third-party researcher about how ScreenConnect handled certain configuration data in earlier versions. In addition to issuing new certificates, ConnectWise is releasing an update to improve how this configuration data is managed in ScreenConnect. This issue ...

  • 5 Things Security Leaders Need to Know About Agentic AI

    June 9, 2025

    From writing assistance to intelligent summarization, generative AI has already transformed the way businesses work. But we’re now entering a new phase where AI doesn’t just generate content, but takes independent action on our behalf. This next evolution is called ‘agentic AI’, and it’s moving fast. Amazon recently announced a dedicated R&D group focused on agentic ...

  • Sleep with one eye open: how Librarian Ghouls steal data by night

    June 9, 2025

    Librarian Ghouls, also known as “Rare Werewolf” and “Rezet”, is an APT group that targets entities in Russia and the CIS. The group has remained active through May 2025, consistently targeting Russian companies. A distinctive feature of this threat is that the attackers favor using legitimate third-party software over developing their own malicious binaries. The malicious ...