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CVE-2026-98426

wifi: mwifiex: fix IRQ leak using wrong index in MSI-X error path

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

wifi: mwifiex: fix IRQ leak using wrong index in MSI-X error path

mwifiex_pcie_request_irq() registers each MSI-X vector with a per-index
dev_id (&card->msix_ctx[i]). On a request_irq() failure the cleanup loop
"for (j = 0; j < i; j++)" frees msix_entries[j].vector but passes the
failed index's &card->msix_ctx[i] as the dev_id. free_irq() matches on
(irq, dev_id), so it fails to find the action registered with
&card->msix_ctx[j]: the already-requested IRQ j is not freed (leaked) and
free_irq() warns about freeing a non-existent IRQ. Use &card->msix_ctx[j].
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
≫
Produkt Linux
Default Statusunaffected
Version 99074fc1e67b374b5c72406a23ac01fed806d634
Version < 11bc2cbb14f450eaa47cce9eb086f948ef8f4bcd
Status affected
Version 99074fc1e67b374b5c72406a23ac01fed806d634
Version < 1a60cb2292194cc9eafae7ca8a8a72d37ae78d97
Status affected
Version 99074fc1e67b374b5c72406a23ac01fed806d634
Version < fcac5813f324cd07dfd36b4adf624fc70f7587d6
Status affected
Version 99074fc1e67b374b5c72406a23ac01fed806d634
Version < 2761b21cb896b1da8dd46cee5084c9032b2d7098
Status affected
Version 99074fc1e67b374b5c72406a23ac01fed806d634
Version < 5fd4cc87e6cc0839aac89c24ebe39ce262fe088f
Status affected
Version 99074fc1e67b374b5c72406a23ac01fed806d634
Version < 0969c9688389f2e0f65b1a924b0dd6625a3bb776
Status affected
Version 99074fc1e67b374b5c72406a23ac01fed806d634
Version < 03d5e4776e8b71c2468c5c3c48b39202c87a8796
Status affected
Version 99074fc1e67b374b5c72406a23ac01fed806d634
Version < a3d722190cdef18da4878b5efc27c3c386dda248
Status affected
HerstellerLinux
≫
Produkt Linux
Default Statusaffected
Version 4.6
Status affected
Version 0
Version < 4.6
Status unaffected
Version <= 5.10.*
Version 5.10.271
Status unaffected
Version <= 5.15.*
Version 5.15.222
Status unaffected
Version <= 6.1.*
Version 6.1.189
Status unaffected
Version <= 6.6.*
Version 6.6.158
Status unaffected
Version <= 6.12.*
Version 6.12.112
Status unaffected
Version <= 6.18.*
Version 6.18.54
Status unaffected
Version <= 7.2.*
Version 7.2.8
Status unaffected
Version <= *
Version 7.3
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 0.22% 0.116
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/11bc2cbb14f450eaa47cce9eb086f948ef8f4bcd
https://git.kernel.org/stable/c/1a60cb2292194cc9eafae7ca8a8a72d37ae78d97
https://git.kernel.org/stable/c/fcac5813f324cd07dfd36b4adf624fc70f7587d6
https://git.kernel.org/stable/c/2761b21cb896b1da8dd46cee5084c9032b2d7098
https://git.kernel.org/stable/c/5fd4cc87e6cc0839aac89c24ebe39ce262fe088f
https://git.kernel.org/stable/c/0969c9688389f2e0f65b1a924b0dd6625a3bb776
https://git.kernel.org/stable/c/03d5e4776e8b71c2468c5c3c48b39202c87a8796
https://git.kernel.org/stable/c/a3d722190cdef18da4878b5efc27c3c386dda248