Threats Tagged 'ubuntu-cve-2025-38477'
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Threats Tagged 'ubuntu-cve-2025-38477'
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In the Linux kernel, the following vulnerability has been resolved: net/sched: sch_qfq: Fix race condition on qfq_aggregate A race condition can… (CVE-2025-38477)CVE-2025-38477 0 In the Linux kernel, the following vulnerability has been resolved: net/sched: sch_qfq: Fix race condition on qfq_aggregate A race condition can occur when 'agg' is modified in qfq_change_agg (called during qfq_enqueue) while other threads access it concurrently. For example, qfq_dump_class may trigger a NULL dereference, and qfq_delete_class may cause a use-after-free. This patch addresses the issue by: 1. Moved qfq_destroy_class into the critical section. 2. Added sch_tree_lock protection to qfq_dump_class and qfq_dump_class_stats. Join the discussion | GCVE Database | 07/28/2025, 12:15:00 UTC Added: 07/31/2026, 15:46:41 UTC |
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