‘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:

  • Analysis of the Crypt Ghouls group: continuing the investigation into a series of attacks on Russia

    October 18, 2024

    Last December, Kaspersky researchers discovered a new group targeting Russian businesses and government agencies with ransomware. Further investigation into this group’s activity suggests a connection to other groups currently targeting Russia. Kaspersky researchers have seen overlaps not only in indicators of compromise and tools, but also tactics, techniques, and procedures (TTPs). Moreover, the infrastructure partially overlaps ...

  • Greek police data leak exposes details of elite crime-fighting unit members

    October 18, 2024

    A Greek police officers association says it is planning legal action after names and details of hundreds of officers from a new elite crime-fighting agency were published on the internet. The Directorate for Combating Organised Crime, DAOE, was launched Thursday to tackle organized crime activities including contract killings, fuel smuggling and money laundering. Police officials confirmed ...

  • New macOS vulnerability, “HM Surf”, could lead to unauthorized data access

    October 17, 2024

    Microsoft Threat Intelligence uncovered a macOS vulnerability that could potentially allow an attacker to bypass the operating system’s Transparency, Consent, and Control (TCC) technology and gain unauthorized access to a user’s protected data. The vulnerability, which we refer to as “HM Surf”, involves removing the TCC protection for the Safari browser directory and modifying a configuration ...

  • Europol: Charges unveiled in ongoing effort to de-anonymise DDoS group Anonymous Sudan

    October 17, 2024

    US authorities have unveiled this week charges against two Sudanese nationals involved in a significant Distributed-Denial-of-Service (DDoS) cybercrime network, following an international investigation that spanned multiple countries. The investigation exposed the activities of Anonymous Sudan, a prolific cybercrime group conducting destructive DDoS attacks to support their ideologically-motivated agenda. Europol coordinated the European dimension of the investigation, ...

  • Gatekeeper Bypass: Uncovering Weaknesses in a macOS Security Mechanism

    October 17, 2024

    Unit 42 researchers have found that certain third-party utilities and applications pertaining to archiving, virtualization and Apple’s native command-line tools do not enforce the quarantine attribute. This can pose a threat to the integrity of a security feature on macOS known as Gatekeeper, which is responsible for ensuring that only trusted software runs on the system. ...

  • Cyber Security Association of China calls for cybersecurity review of Intel products sold in China

    October 16, 2024

    The Cyber Security Association of China on Wednesday called for the launch of a systematic review of potential cybersecurity risks in Intel products due to frequent vulnerabilities and high failure rates, in order to effectively safeguard China’s national security and the legitimate rights and interests of Chinese consumers. The association cited four reasons for the review: ...