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]

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

[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","programFiles":["drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"cb7cf7be9eba76f3cd6258906074c72084570c84","lessThan":"a3b45090a91e2f0b9715870d8f8d9ca2fdfbc1af","versionType":"git","status":"affected"},{"version":"cb7cf7be9eba76f3cd6258906074c72084570c84","lessThan":"99ef547659178eef6d6ba4738a9d989ce90cf909","versionType":"git","status":"affected"},{"version":"cb7cf7be9eba76f3cd6258906074c72084570c84","lessThan":"bd6c906e0c4af6d5d0c49c3c4ee090b4913da17d","versionType":"git","status":"affected"},{"version":"cb7cf7be9eba76f3cd6258906074c72084570c84","lessThan":"d3f280be48f1c672cb10e8026c236d0cca60048a","versionType":"git","status":"affected"},{"version":"cb7cf7be9eba76f3cd6258906074c72084570c84","lessThan":"2e0e5a43ed126f896a4ad31ade66c90270601bae","versionType":"git","status":"affected"},{"version":"cb7cf7be9eba76f3cd6258906074c72084570c84","lessThan":"cbea71b4480394708f9a6e007a0385acfe5e1ec8","versionType":"git","status":"affected"},{"version":"cb7cf7be9eba76f3cd6258906074c72084570c84","lessThan":"334c68750eee84c2327db1d152be83ff5ad8e20b","versionType":"git","status":"affected"},{"version":"cb7cf7be9eba76f3cd6258906074c72084570c84","lessThan":"dd8592fc6007a451c3e4b9025de365e39de8178a","versionType":"git","status":"affected"}]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","programFiles":["drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"3.15","status":"affected"},{"version":"0","lessThan":"3.15","versionType":"semver","status":"unaffected"},{"version":"5.10.258","lessThanOrEqual":"5.10.*","versionType":"semver","status":"unaffected"},{"version":"5.15.209","lessThanOrEqual":"5.15.*","versionType":"semver","status":"unaffected"},{"version":"6.1.175","lessThanOrEqual":"6.1.*","versionType":"semver","status":"unaffected"},{"version":"6.6.141","lessThanOrEqual":"6.6.*","versionType":"semver","status":"unaffected"},{"version":"6.12.91","lessThanOrEqual":"6.12.*","versionType":"semver","status":"unaffected"},{"version":"6.18.33","lessThanOrEqual":"6.18.*","versionType":"semver","status":"unaffected"},{"version":"7.0.10","lessThanOrEqual":"7.0.*","versionType":"semver","status":"unaffected"},{"version":"7.1","lessThanOrEqual":"*","versionType":"original_commit_for_fix","status":"unaffected"}]}]