Patch Tuesday, December 2024 Edition

Source

Microsoft today released updates to plug at least 70 security holes in Windows and Windows software, including one vulnerability that is already being exploited in active attacks. The zero-day seeing exploitation involves CVE-2024-49138, a security weakness in the Windows Common Log File System (CLFS) driver — used by applications to write transaction logs — that could let an authenticated attacker gain “system” level privileges on a vulnerable Windows device. The security firm Rapid7 notes there have been a series of zero-day elevation of privilege flaws in CLFS over the past few years. “Ransomware authors who have abused previous CLFS vulnerabilities [...]