Description (CNA)
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]
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Linux / Linux | affected cb7cf7be9eba76f3cd6258906074c72084570c84 before a3b45090a91e2f0b9715870d8f8d9ca2fdfbc1af; affected cb7cf7be9eba76f3cd6258906074c72084570c84 before 99ef547659178eef6d6ba4738a9d989ce90cf909; affected cb7cf7be9eba76f3cd6258906074c72084570c84 before bd6c906e0c4af6d5d0c49c3c4ee090b4913da17d; affected cb7cf7be9eba76f3cd6258906074c72084570c84 before d3f280be48f1c672cb10e8026c236d0cca60048a; affected cb7cf7be9eba76f3cd6258906074c72084570c84 before 2e0e5a43ed126f896a4ad31ade66c90270601bae; affected cb7cf7be9eba76f3cd6258906074c72084570c84 before cbea71b4480394708f9a6e007a0385acfe5e1ec8; affected cb7cf7be9eba76f3cd6258906074c72084570c84 before 334c68750eee84c2327db1d152be83ff5ad8e20b; affected cb7cf7be9eba76f3cd6258906074c72084570c84 before dd8592fc6007a451c3e4b9025de365e39de8178a |
| Linux / Linux | affected 3.15; unaffected 0 before 3.15; unaffected 5.10.258 through 5.10.*; unaffected 5.15.209 through 5.15.*; unaffected 6.1.175 through 6.1.*; unaffected 6.6.141 through 6.6.*; unaffected 6.12.91 through 6.12.*; unaffected 6.18.33 through 6.18.*; unaffected 7.0.10 through 7.0.*; unaffected 7.1 through * |
CWE
No CWE identifiers supplied.
References
- 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