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CVE-2026-53093

wifi: brcmfmac: Fix error pointer dereference

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

wifi: brcmfmac: Fix error pointer dereference

The function brcmf_chip_add_core() can return an error pointer and is
not checked. Add checks for error pointer.

Detected by Smatch:
drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1010 brcmf_chip_recognition() error:
'core' dereferencing possible ERR_PTR()

drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1013 brcmf_chip_recognition() error:
'core' dereferencing possible ERR_PTR()

drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1016 brcmf_chip_recognition() error:
'core' dereferencing possible ERR_PTR()

drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1019 brcmf_chip_recognition() error:
'core' dereferencing possible ERR_PTR()

drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1022 brcmf_chip_recognition() error:
'core' dereferencing possible ERR_PTR()

[add missing wifi: prefix]
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
≫
Produkt Linux
Default Statusunaffected
Version cb7cf7be9eba76f3cd6258906074c72084570c84
Version < a3b45090a91e2f0b9715870d8f8d9ca2fdfbc1af
Status affected
Version cb7cf7be9eba76f3cd6258906074c72084570c84
Version < 99ef547659178eef6d6ba4738a9d989ce90cf909
Status affected
Version cb7cf7be9eba76f3cd6258906074c72084570c84
Version < bd6c906e0c4af6d5d0c49c3c4ee090b4913da17d
Status affected
Version cb7cf7be9eba76f3cd6258906074c72084570c84
Version < d3f280be48f1c672cb10e8026c236d0cca60048a
Status affected
Version cb7cf7be9eba76f3cd6258906074c72084570c84
Version < 2e0e5a43ed126f896a4ad31ade66c90270601bae
Status affected
Version cb7cf7be9eba76f3cd6258906074c72084570c84
Version < cbea71b4480394708f9a6e007a0385acfe5e1ec8
Status affected
Version cb7cf7be9eba76f3cd6258906074c72084570c84
Version < 334c68750eee84c2327db1d152be83ff5ad8e20b
Status affected
Version cb7cf7be9eba76f3cd6258906074c72084570c84
Version < dd8592fc6007a451c3e4b9025de365e39de8178a
Status affected
HerstellerLinux
≫
Produkt Linux
Default Statusaffected
Version 3.15
Status affected
Version 0
Version < 3.15
Status unaffected
Version <= 5.10.*
Version 5.10.258
Status unaffected
Version <= 5.15.*
Version 5.15.209
Status unaffected
Version <= 6.1.*
Version 6.1.175
Status unaffected
Version <= 6.6.*
Version 6.6.141
Status unaffected
Version <= 6.12.*
Version 6.12.91
Status unaffected
Version <= 6.18.*
Version 6.18.33
Status unaffected
Version <= 7.0.*
Version 7.0.10
Status unaffected
Version <= *
Version 7.1
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% 0.074
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/a3b45090a91e2f0b9715870d8f8d9ca2fdfbc1af
https://git.kernel.org/stable/c/99ef547659178eef6d6ba4738a9d989ce90cf909
https://git.kernel.org/stable/c/bd6c906e0c4af6d5d0c49c3c4ee090b4913da17d
https://git.kernel.org/stable/c/d3f280be48f1c672cb10e8026c236d0cca60048a
https://git.kernel.org/stable/c/2e0e5a43ed126f896a4ad31ade66c90270601bae
https://git.kernel.org/stable/c/cbea71b4480394708f9a6e007a0385acfe5e1ec8
https://git.kernel.org/stable/c/334c68750eee84c2327db1d152be83ff5ad8e20b
https://git.kernel.org/stable/c/dd8592fc6007a451c3e4b9025de365e39de8178a