UnratedFix available

wifi: mac80211: use two-phase skb reclamation in ieee80211_do_stop()

Type: advisorySources: OSV

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: use two-phase skb reclamation in ieee80211_do_stop() Since '__dev_queue_xmit()' should be called with interrupts enabled, the following backtrace: ieee80211_do_stop() ... spin_lock_irqsave(&local->queue_stop_reason_lock, flags) ... ieee80211_free_txskb() ieee80211_report_used_skb() ieee80211_report_ack_skb() cfg80211_mgmt_tx_status_ext() nl80211_frame_tx_status() genlmsg_multicast_netns() genlmsg_multicast_netns_filtered() nlmsg_multicast_filtered() netlink_broadcast_filtered() do_one_broadcast() netlink_broadcast_deliver() __netlink_sendskb() netlink_deliver_tap() __netlink_deliver_tap_skb() dev_queue_xmit() __dev_queue_xmit() ; with IRQS disabled ... spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags) issues the warning (as reported by syzbot reproducer): WARNING: CPU: 2 PID: 5128 at kernel/softirq.c:362 __local_bh_enable_ip+0xc3/0x120 Fix this by implementing a two-phase skb reclamation in 'ieee80211_do_stop()', where actual work is performed outside of a section with interrupts disabled.

Products: Kernel
Affected versions: Not specified
Fixed versions: 4.19.323, 5.10.227, 5.15.168, 5.4.285, 6.1.113, 6.10.13, 6.11.2, 6.6.54
CVEs: CVE-2024-47713
Confirmed fixed CVEs: Not specified
Updated in this feed: 8 Nov 2026, 03:00 UTC · Revision 1

Source evidence

wifi: mac80211: use two-phase skb reclamation in ieee80211_do_stop()

core-osv · Original source

Published 21 Oct 2024, 11:53 UTC

osv:CVE-2024-47713

Kernel

Fixed versions: 4.19.323, 5.4.285, 5.10.227, 5.15.168, 6.1.113, 6.6.54, 6.10.13, 6.11.2

Complete source record

{
  "id": "874234a1b81dbc294e3fa7792ea0523c7180e08e248d91bd3807c474a1e991d1",
  "url": "https://osv.dev/vulnerability/CVE-2024-47713",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "wifi: mac80211: use two-phase skb reclamation in ieee80211_do_stop()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: use two-phase skb reclamation in ieee80211_do_stop() Since '__dev_queue_xmit()' should be called with interrupts enabled, the following backtrace: ieee80211_do_stop() ... spin_lock_irqsave(&local->queue_stop_reason_lock, flags) ... ieee80211_free_txskb() ieee80211_report_used_skb() ieee80211_report_ack_skb() cfg80211_mgmt_tx_status_ext() nl80211_frame_tx_status() genlmsg_multicast_netns() genlmsg_multicast_netns_filtered() nlmsg_multicast_filtered() netlink_broadcast_filtered() do_one_broadcast() netlink_broadcast_deliver() __netlink_sendskb() netlink_deliver_tap() __netlink_deliver_tap_skb() dev_queue_xmit() __dev_queue_xmit() ; with IRQS disabled ... spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags) issues the warning (as reported by syzbot reproducer): WARNING: CPU: 2 PID: 5128 at kernel/softirq.c:362 __local_bh_enable_ip+0xc3/0x120 Fix this by implementing a two-phase skb reclamation in 'ieee80211_do_stop()', where actual work is performed outside of a section with interrupts disabled.",
    "evidence": "osv:CVE-2024-47713",
    "products": [
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          "evidence": "/affected/1/package/name"
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        "prerequisites": [],
        "fixed_versions": [
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            "evidence": "/affected/1/ranges"
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            "evidence": "/affected/1/ranges"
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          {
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            "evidence": "/affected/1/ranges"
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      "aliases": [
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      "modified": "2026-10-28T02:30:53.344841620Z",
      "provider": "osv",
      "references": [
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        "https://cert-portal.siemens.com/productcert/html/ssa-355557.html",
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        "https://git.kernel.org/stable/c/eab272972cffff9cd973b8e4055a8e81c64f7e6a",
        "https://git.kernel.org/stable/c/f232916fab67ca1c3425926df4a866e59ff26908",
        "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html",
        "https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/47xxx/CVE-2024-47713.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-47713",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
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      "provider_metadata": {
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    "related_cves": [
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        "evidence": "/id"
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    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 522021,
  "published_at": "2024-10-21T11:53:45.433+00:00"
}