CVE-2026-53093

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]

CVSS

No CVSS.

References

Link	Resource
https://git.kernel.org/stable/c/2e0e5a43ed126f896a4ad31ade66c90270601bae
https://git.kernel.org/stable/c/334c68750eee84c2327db1d152be83ff5ad8e20b
https://git.kernel.org/stable/c/99ef547659178eef6d6ba4738a9d989ce90cf909
https://git.kernel.org/stable/c/a3b45090a91e2f0b9715870d8f8d9ca2fdfbc1af
https://git.kernel.org/stable/c/bd6c906e0c4af6d5d0c49c3c4ee090b4913da17d
https://git.kernel.org/stable/c/cbea71b4480394708f9a6e007a0385acfe5e1ec8
https://git.kernel.org/stable/c/d3f280be48f1c672cb10e8026c236d0cca60048a
https://git.kernel.org/stable/c/dd8592fc6007a451c3e4b9025de365e39de8178a

Configurations

No configuration.

History

24 Jun 2026, 17:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-24 17:17

Updated : 2026-07-14 15:26

NVD link : CVE-2026-53093

Mitre link : CVE-2026-53093

CVE.ORG link : CVE-2026-53093

JSON object : View

Products Affected

No product.

CWE

No CWE.

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Add checks for error pointer.\n\nDetected by Smatch:\ndrivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1010 brcmf_chip_recognition() error:\n'core' dereferencing possible ERR_PTR()\n\ndrivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1013 brcmf_chip_recognition() error:\n'core' dereferencing possible ERR_PTR()\n\ndrivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1016 brcmf_chip_recognition() error:\n'core' dereferencing possible ERR_PTR()\n\ndrivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1019 brcmf_chip_recognition() error:\n'core' dereferencing possible ERR_PTR()\n\ndrivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1022 brcmf_chip_recognition() error:\n'core' dereferencing possible ERR_PTR()\n\n[add missing wifi: prefix]"}], "lastModified": "2026-07-14T15:26:52.267", "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}