Broken disclosure embargo left admins facing a fresh root-level flaw with no CVE
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:
- Innovative Tunnelling and Forensic Tool Abuse: IR Tales from the Field
June 17, 2025
Rapid7’s Incident Response (IR) team was engaged to investigate an incident involving an attempted Cobalt Strike execution. The investigation uncovered twists and turns with pre-ransomware activities, tunneling tools, and attackers taking a page out of the defender’s playbook. The attacker took careful steps to maintain access to the environment through persistence that mimicked normal user behavior. ...
- Exploring a New KimJongRAT Stealer Variant and Its PowerShell Implementation
June 17, 2025
This article provides a comprehensive analysis of two new variants of the KimJongRAT stealer. Palo Alto Unit 42 combine new research findings with existing knowledge to provide a comprehensive resource for understanding and combating these new KimJongRAT variants. The KimJongRAT stealer was first described in 2013 by the Malware.lu CERT. Palo Alto researchers documented another variant ...
- VMDetector-Based Loader Abuses Steganography to Deliver Infostealers
June 16, 2025
Recently, the SonicWall Capture Labs threat research team has identified various malware strains being distributed through a custom VMDetector Loader. This loader is typically delivered to the victim’s system via image files embedded with steganography. The primary payloads observed include popular malware families such as Remcos, VIPKeyLogger, AveMariaRAT, DCRAT, FormBook, and others. Attackers send an email ...
- Filch Stealer: A new infostealer leveraging old techniques
June 16, 2025
In recent weeks, Rapid7 has observed an increased volume of incidents involving domains generated by domain generation algorithms (DGAs). DGAs are a known technique leveraged by malware authors to quickly create a large number of domain names, which will point to command and control (C2) servers operated by the attackers. Observed domains shared multiple commonalities such ...
- Europe-wide takedown hits longest-standing dark web drug market
June 16, 2025
Law enforcement authorities across Europe have dismantled ‘Archetyp Market’, the most enduring dark web marketplace, following a large-scale operation involving six countries, supported by Europol and Eurojust. Between 11 and 13 June, a series of coordinated actions took place across Germany, the Netherlands, Romania, Spain, Sweden, targeting the platform’s administrator, moderators, key vendors, and technical infrastructure. ...
- WestJet investigating possible cyberattack
June 16, 2025
WestJet has apparently suffered a cyberattack which has disrupted some of its services, including impacting the airline’s website and mobile app. The company confirmed the news in a security advisory posted on its website, noting, “WestJet is aware of a cybersecurity incident involving internal systems and the WestJet app, which has restricted access for several users.” ...