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In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix soft lockup in br_multicast_query_expired() When set multicast_query_interval to a large value, the local variab…

Medium CVSS 5.5
CVECVE-2025-39773
First seen2026-10-15 13:16 UTC
Disclosed2025-09-11 17:15 UTC
Last updated2026-10-15 13:16 UTC
Channel statusauto

Summary

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix soft lockup in br_multicast_query_expired() When set multicast_query_interval to a large value, the local variable 'time' in br_multicast_send_query() may overflow. If the time is smaller than jiffies, the timer will expire immediately, and then call mod_timer() again, which creates a loop and may trigger the following soft lockup issue. watchdog: BUG: soft lockup - CPU#1 stuck for 221s! [rb_consumer:66] …

In-depth triage

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Affected products

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Sources

  • NVD DATABASE

Original Links

Timeline

  1. nvd_ingest NVD