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]

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Linux Linux unaffected
Version Status Constraints
cb7cf7be9eba76f3cd6258906074c72084570c84 affected < a3b45090a91e2f0b9715870d8f8d9ca2fdfbc1af
cb7cf7be9eba76f3cd6258906074c72084570c84 affected < 99ef547659178eef6d6ba4738a9d989ce90cf909
cb7cf7be9eba76f3cd6258906074c72084570c84 affected < bd6c906e0c4af6d5d0c49c3c4ee090b4913da17d
cb7cf7be9eba76f3cd6258906074c72084570c84 affected < d3f280be48f1c672cb10e8026c236d0cca60048a
cb7cf7be9eba76f3cd6258906074c72084570c84 affected < 2e0e5a43ed126f896a4ad31ade66c90270601bae
cb7cf7be9eba76f3cd6258906074c72084570c84 affected < cbea71b4480394708f9a6e007a0385acfe5e1ec8
cb7cf7be9eba76f3cd6258906074c72084570c84 affected < 334c68750eee84c2327db1d152be83ff5ad8e20b
cb7cf7be9eba76f3cd6258906074c72084570c84 affected < dd8592fc6007a451c3e4b9025de365e39de8178a
Linux Linux affected
Version Status Constraints
3.15 affected —
0 unaffected < 3.15
5.10.258 unaffected ≤ 5.10.*
5.15.209 unaffected ≤ 5.15.*
6.1.175 unaffected ≤ 6.1.*
6.6.141 unaffected ≤ 6.6.*
6.12.91 unaffected ≤ 6.12.*
6.18.33 unaffected ≤ 6.18.*
7.0.10 unaffected ≤ 7.0.*
7.1 unaffected ≤ *

No data.

No data.

No data.

Project Subscriptions

Vendors Products
Linux Subscribe
Linux Kernel Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://git.kernel.org/stable/c/2e0e5a43ed126f896a4ad31ade66c90270601bae cve-icon
https://git.kernel.org/stable/c/334c68750eee84c2327db1d152be83ff5ad8e20b cve-icon
https://git.kernel.org/stable/c/99ef547659178eef6d6ba4738a9d989ce90cf909 cve-icon
https://git.kernel.org/stable/c/a3b45090a91e2f0b9715870d8f8d9ca2fdfbc1af cve-icon
https://git.kernel.org/stable/c/bd6c906e0c4af6d5d0c49c3c4ee090b4913da17d cve-icon
https://git.kernel.org/stable/c/cbea71b4480394708f9a6e007a0385acfe5e1ec8 cve-icon
https://git.kernel.org/stable/c/d3f280be48f1c672cb10e8026c236d0cca60048a cve-icon
https://git.kernel.org/stable/c/dd8592fc6007a451c3e4b9025de365e39de8178a cve-icon
History

Wed, 24 Jun 2026 17:15:00 +0000

Type Values Removed Values Added
Description 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]
Title wifi: brcmfmac: Fix error pointer dereference
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
References

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-06-24T16:30:32.053Z

Reserved: 2026-06-09T07:44:35.384Z

Link: CVE-2026-53093

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses

No weakness.