Search: “packet classifier”

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CategoryAll Vulnerability 33 Malware 26 Exploit / PoC 15 Ransomware 10 Industry 6 Data breach 6 Research 5 Threat actor 5 Phishing & fraud 3 Advisory 3 Policy & legal 2 Tools 2 AI safety & security 1

SeverityAll critical 54 high 27 medium 26 low 8 info 2

ZDI-26-575: Linux Kernel Net Scheduler Packet Classifier API Time-Of-Check Time-Of-Use Local Privilege Escalation Vulnerability

ZDI publishes ZDI-26-575, a CVSS 7.5 TOCTOU local privilege escalation in the Linux kernel net scheduler packet classifier API.

The Zero Day Initiative disclosed a time-of-check time-of-use flaw in the Linux kernel's net scheduler packet classifier API that permits local privilege escalation. Exploitation requires the attacker to first execute high-privileged code on the target system. ZDI assigned a CVSS rating of 7.5; no CVE id is provided in the text.

ZDI Published AdvisoriesAug 13, 05:00 UTC · Aug 13, 2026Advisory1

DDoS protection and mitigation market to reach $6.7 billion by 2026

Help Net SecurityDec 12, 12:52 UTC · Dec 12, 2023Advisory

Microsoft September 2026 Patch Tuesday fixes 966 flaws, 2 zero-days

Microsoft's September 2026 Patch Tuesday fixes a record 966 flaws, including two Windows zero-days actively exploited to gain SYSTEM privileges.

Microsoft's September 2026 Patch Tuesday addresses a record 966 vulnerabilities, including 105 rated Critical, 81 of them remote code execution bugs. Two zero-days were actively exploited: a Windows Update Stack link-following flaw and a Windows ALPC heap-based buffer overflow, both allowing local elevation to SYSTEM privileges. The ALPC flaw was reported by Volexity and Proofpoint researchers, while the Update Stack flaw was credited to Romain Deperne and the Microsoft Threat Intelligence Centre. Microsoft shared no details on how the flaws were exploited in attacks.

BleepingComputerSep 8, 18:18 UTC · 7d agoAdvisory in the wildCVE-2026-69805 CVE-2026-58649 CVE-2026-69806+27 CVEs1