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CVE-2026-80647

RDMA/hns: Fix warning in poll cq direct mode

In the Linux kernel, the following vulnerability has been resolved:

RDMA/hns: Fix warning in poll cq direct mode

CQs allocated by ib_alloc_cq() always have a comp_handler. Though
in direct mode this handler is never expected to be called, it
is still called when the driver is reset, triggering the following
WARN_ONCE():

Call trace:
ib_cq_completion_direct+0x38/0x60
hns_roce_cq_completion+0x54/0x90 (hns_roce_hw_v2]
hns_roce_handle_device_err+Ox1c8/0x340 [hns_roce_hw_v2]
hns_roce_hw_v2_uninit_instance.constprop.0+0x34/0x70 [hns_roce_hw_v2]
hns_roce_hw_v2_reset_notify+0xc4/0xe0 [hns_roce_hw_v2]
hclge_notify_roce_client+0x60/0xbc [hclge]
hclge_reset_rebuild+0x48/0x34c [hclge]
hclge_reset_subtask+0xcc/0xec [hclge]
hclge_reset_service_task+0x80/0x160 [hclge]
hclge_service_task+0x50/0x80 (hclge]
process_one_work+0x1cc/0x4d0
worker_thread+0x154/0x414
kthread+0x104/0x144
ret_from_fork+0x10/0x18
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
≫
Produkt Linux
Default Statusunaffected
Version f295e4cece5cb4c60715fed539abcd62468f9ef1
Version < 95b2e44bc1e5c5d93bb58e178d914dd99a3baa6f
Status affected
Version f295e4cece5cb4c60715fed539abcd62468f9ef1
Version < e7d363c0ffa836ac1d89657686cad241392c5eb2
Status affected
Version f295e4cece5cb4c60715fed539abcd62468f9ef1
Version < c028c1977b6e61eee26bb69332453efb6513f83b
Status affected
Version f295e4cece5cb4c60715fed539abcd62468f9ef1
Version < a075a7acd155ffdd058e72eb3f4cce1207ebafa1
Status affected
Version f295e4cece5cb4c60715fed539abcd62468f9ef1
Version < 9f05319149c14acedb83e2c2842ec4b38992ad9f
Status affected
Version f295e4cece5cb4c60715fed539abcd62468f9ef1
Version < 16138ea9833d6bb1bed37a3321f282242704bf02
Status affected
Version f295e4cece5cb4c60715fed539abcd62468f9ef1
Version < 1e56f8886d64288cf88d80af44c7b9148aeaa98b
Status affected
Version f295e4cece5cb4c60715fed539abcd62468f9ef1
Version < 3f19c2a3852e6ba75f3e92dd5edc4e07f3d07f4a
Status affected
HerstellerLinux
≫
Produkt Linux
Default Statusaffected
Version 5.5
Status affected
Version 0
Version < 5.5
Status unaffected
Version <= 5.10.*
Version 5.10.261
Status unaffected
Version <= 5.15.*
Version 5.15.212
Status unaffected
Version <= 6.1.*
Version 6.1.178
Status unaffected
Version <= 6.6.*
Version 6.6.145
Status unaffected
Version <= 6.12.*
Version 6.12.97
Status unaffected
Version <= 6.18.*
Version 6.18.40
Status unaffected
Version <= 7.1.*
Version 7.1.5
Status unaffected
Version <= *
Version 7.2
Status unaffected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.18% 0.072
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Es wurden noch keine Informationen zu CWE veröffentlicht.
https://git.kernel.org/stable/c/95b2e44bc1e5c5d93bb58e178d914dd99a3baa6f
https://git.kernel.org/stable/c/e7d363c0ffa836ac1d89657686cad241392c5eb2
https://git.kernel.org/stable/c/c028c1977b6e61eee26bb69332453efb6513f83b
https://git.kernel.org/stable/c/a075a7acd155ffdd058e72eb3f4cce1207ebafa1
https://git.kernel.org/stable/c/9f05319149c14acedb83e2c2842ec4b38992ad9f
https://git.kernel.org/stable/c/16138ea9833d6bb1bed37a3321f282242704bf02
https://git.kernel.org/stable/c/1e56f8886d64288cf88d80af44c7b9148aeaa98b
https://git.kernel.org/stable/c/3f19c2a3852e6ba75f3e92dd5edc4e07f3d07f4a