CVE-2024-47713

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.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/04f75f5bae33349283d6886901d9acd2f110c024
https://git.kernel.org/stable/c/058c9026ad79dc98572442fd4c7e9a36aba6f596	Patch
https://git.kernel.org/stable/c/07eb0bd7b0a8abed9d45e0f567c9af1dc83e5268
https://git.kernel.org/stable/c/9d301de12da6e1bb069a9835c38359b8e8135121	Patch
https://git.kernel.org/stable/c/acb53a716e492a02479345157c43f21edc8bc64b	Patch
https://git.kernel.org/stable/c/ad4b7068b101fbbb4a9ca4b99b25eb051a9482ec	Patch
https://git.kernel.org/stable/c/db5ca4b42ccfa42d2af7b335ff12578e57775c02	Patch
https://git.kernel.org/stable/c/eab272972cffff9cd973b8e4055a8e81c64f7e6a	Patch
https://git.kernel.org/stable/c/f232916fab67ca1c3425926df4a866e59ff26908	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::

History

08 Nov 2024, 16:15

Type	Values Removed	Values Added
References		() https://git.kernel.org/stable/c/04f75f5bae33349283d6886901d9acd2f110c024 - () https://git.kernel.org/stable/c/07eb0bd7b0a8abed9d45e0f567c9af1dc83e5268 -

24 Oct 2024, 14:19

Type	Values Removed	Values Added
First Time		Linux linux Kernel Linux
References	~~() https://git.kernel.org/stable/c/058c9026ad79dc98572442fd4c7e9a36aba6f596 -~~	() https://git.kernel.org/stable/c/058c9026ad79dc98572442fd4c7e9a36aba6f596 - Patch
References	~~() https://git.kernel.org/stable/c/9d301de12da6e1bb069a9835c38359b8e8135121 -~~	() https://git.kernel.org/stable/c/9d301de12da6e1bb069a9835c38359b8e8135121 - Patch
References	~~() https://git.kernel.org/stable/c/acb53a716e492a02479345157c43f21edc8bc64b -~~	() https://git.kernel.org/stable/c/acb53a716e492a02479345157c43f21edc8bc64b - Patch
References	~~() https://git.kernel.org/stable/c/ad4b7068b101fbbb4a9ca4b99b25eb051a9482ec -~~	() https://git.kernel.org/stable/c/ad4b7068b101fbbb4a9ca4b99b25eb051a9482ec - Patch
References	~~() https://git.kernel.org/stable/c/db5ca4b42ccfa42d2af7b335ff12578e57775c02 -~~	() https://git.kernel.org/stable/c/db5ca4b42ccfa42d2af7b335ff12578e57775c02 - Patch
References	~~() https://git.kernel.org/stable/c/eab272972cffff9cd973b8e4055a8e81c64f7e6a -~~	() https://git.kernel.org/stable/c/eab272972cffff9cd973b8e4055a8e81c64f7e6a - Patch
References	~~() https://git.kernel.org/stable/c/f232916fab67ca1c3425926df4a866e59ff26908 -~~	() https://git.kernel.org/stable/c/f232916fab67ca1c3425926df4a866e59ff26908 - Patch
CPE		cpe:2.3:o:linux:linux_kernel::::::::
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 5.5
CWE		NVD-CWE-noinfo
Summary		(es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: wifi: mac80211: usar recuperación skb de dos fases en ieee80211_do_stop() Dado que '__dev_queue_xmit()' se debe llamar con las interrupciones habilitadas, se realiza el siguiente seguimiento: 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() con IRQS deshabilitado ... spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags) emite la advertencia (según lo informado por el reproductor syzbot): ADVERTENCIA: CPU: 2 PID: 5128 en kernel/softirq.c:362 __local_bh_enable_ip+0xc3/0x120 Solucione esto implementando una recuperación de skb de dos fases en 'ieee80211_do_stop()', donde el trabajo real se realiza fuera de una sección con las interrupciones deshabilitadas.

21 Oct 2024, 12:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2024-10-21 12:15

Updated : 2024-11-08 16:15

NVD link : CVE-2024-47713

Mitre link : CVE-2024-47713

CVE.ORG link : CVE-2024-47713

JSON object : View

Products Affected

linux

linux_kernel

CWE

NVD-CWE-noinfo

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with IRQS disabled\n ...\n spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags)\n\nissues the warning (as reported by syzbot reproducer):\n\nWARNING: CPU: 2 PID: 5128 at kernel/softirq.c:362 __local_bh_enable_ip+0xc3/0x120\n\nFix this by implementing a two-phase skb reclamation in\n'ieee80211_do_stop()', where actual work is performed\noutside of a section with interrupts disabled."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: wifi: mac80211: usar recuperaci\u00f3n skb de dos fases en ieee80211_do_stop() Dado que '__dev_queue_xmit()' se debe llamar con las interrupciones habilitadas, se realiza el siguiente seguimiento: 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() con IRQS deshabilitado ... spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags) emite la advertencia (seg\u00fan lo informado por el reproductor syzbot): ADVERTENCIA: CPU: 2 PID: 5128 en kernel/softirq.c:362 __local_bh_enable_ip+0xc3/0x120 Solucione esto implementando una recuperaci\u00f3n de skb de dos fases en 'ieee80211_do_stop()', donde el trabajo real se realiza fuera de una secci\u00f3n con las interrupciones deshabilitadas."}], "lastModified": "2024-11-08T16:15:26.370", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BF903132-A3AF-4A91-AFA9-3C8A9C378FAE", "versionEndExcluding": "5.10.227", "versionStartIncluding": "2.6.32"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4D51C05D-455B-4D8D-89E7-A58E140B864C", "versionEndExcluding": "5.15.168", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D01BD22E-ACD1-4618-9D01-6116570BE1EE", "versionEndExcluding": "6.1.113", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D448821D-C085-4CAF-88FA-2DDE7BE21976", "versionEndExcluding": "6.6.54", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CE94BB8D-B0AB-4563-9ED7-A12122B56EBE", "versionEndExcluding": "6.10.13", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AB755D26-97F4-43B6-8604-CD076811E181", "versionEndExcluding": "6.11.2", "versionStartIncluding": "6.11"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}

5.5 /10