https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Thu, 01 Oct 2026 20:28:09 +0000 https://vulnerability.circl.lu/vuln/cve-2025-40140 <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>net: usb: Remove disruptive netif_wake_queue in rtl8150_set_multicast</p> <p>syzbot reported WARNING in rtl8150_start_xmit/usb_submit_urb. This is the sequence of events that leads to the warning:</p> <p>rtl8150_start_xmit() { netif_stop_queue(); usb_submit_urb(dev-&gt;tx_urb); }</p> <p>rtl8150_set_multicast() { netif_stop_queue(); netif_wake_queue(); &lt;-- wakes up TX queue before URB is done }</p> <p>rtl8150_start_xmit() { netif_stop_queue(); usb_submit_urb(dev-&gt;tx_urb); &lt;-- double submission }</p> <p>rtl8150_set_multicast being the ndo_set_rx_mode callback should not be calling netif_stop_queue and notif_start_queue as these handle TX queue synchronization.</p> <p>The net core function dev_set_rx_mode handles the synchronization for rtl8150_set_multicast making it safe to remove these locks.</p> <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>net: usb: Remove disruptive netif_wake_queue in rtl8150_set_multicast</p> <p>syzbot reported WARNING in rtl8150_start_xmit/usb_submit_urb. This is the sequence of events that leads to the warning:</p> <p>rtl8150_start_xmit() { netif_stop_queue(); usb_submit_urb(dev-&gt;tx_urb); }</p> <p>rtl8150_set_multicast() { netif_stop_queue(); netif_wake_queue(); &lt;-- wakes up TX queue before URB is done }</p> <p>rtl8150_start_xmit() { netif_stop_queue(); usb_submit_urb(dev-&gt;tx_urb); &lt;-- double submission }</p> <p>rtl8150_set_multicast being the ndo_set_rx_mode callback should not be calling netif_stop_queue and notif_start_queue as these handle TX queue synchronization.</p> <p>The net core function dev_set_rx_mode handles the synchronization for rtl8150_set_multicast making it safe to remove these locks.</p> https://vulnerability.circl.lu/vuln/cve-2025-40140