CVE-2026-80630

CVE-2026-80630 affects the Linux kernel fq_codel queueing discipline (net/sched/sch_fq_codel.c). The root cause is an ordering bug: when fq_codel drops packets during a peek operation, it calls qdisc_tree_reduce_backlog before restoring the qlen. If qlen transiently reaches zero while peek still ...

CVE-2025-49730

Time-of-check time-of-use toctou race condition in Microsoft Windows QoS scheduler allows an authorized attacker to elevate privileges locally...

CVE-2025-49730

Time-of-check time-of-use toctou race condition in Microsoft Windows QoS scheduler allows an authorized attacker to elevate privileges locally...

CVE-2025-49730

Technical details about CVE-2025-49730 are not publicly available in the provided connected documents. Monitor for updates from official advisories; no information on affected products, root cause, or fixes is provided here.

CVE-2025-49730 Microsoft Windows QoS Scheduler Driver Elevation of Privilege Vulnerability

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CVE-2025-49730 Microsoft Windows QoS Scheduler Driver Elevation of Privilege Vulnerability

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Microsoft Windows QoS Scheduler Driver Elevation of Privilege Vulnerability

Time-of-check time-of-use toctou race condition in Microsoft Windows QoS scheduler allows an authorized attacker to elevate privileges locally...

PT-2025-28618 · Microsoft · Windows

Name of the Vulnerable Software and Affected Versions: Microsoft Windows affected versions not specified Description: A time-of-check time-of-use toctou race condition exists in the Microsoft Windows QoS scheduler, allowing an authorized attacker to elevate privileges locally. Recommendations: At...