wifi: brcmfmac: Fix error pointer dereference
Summary
| CVE | CVE-2026-53093 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-06-24 17:17:23 UTC |
| Updated | 2026-06-24 17:17:23 UTC |
| 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] |
Risk And Classification
EPSS: 0.001760000 probability, percentile 0.073780000 (date 2026-06-29)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected cb7cf7be9eba76f3cd6258906074c72084570c84 a3b45090a91e2f0b9715870d8f8d9ca2fdfbc1af git | Not specified |
| CNA | Linux | Linux | affected cb7cf7be9eba76f3cd6258906074c72084570c84 99ef547659178eef6d6ba4738a9d989ce90cf909 git | Not specified |
| CNA | Linux | Linux | affected cb7cf7be9eba76f3cd6258906074c72084570c84 bd6c906e0c4af6d5d0c49c3c4ee090b4913da17d git | Not specified |
| CNA | Linux | Linux | affected cb7cf7be9eba76f3cd6258906074c72084570c84 d3f280be48f1c672cb10e8026c236d0cca60048a git | Not specified |
| CNA | Linux | Linux | affected cb7cf7be9eba76f3cd6258906074c72084570c84 2e0e5a43ed126f896a4ad31ade66c90270601bae git | Not specified |
| CNA | Linux | Linux | affected cb7cf7be9eba76f3cd6258906074c72084570c84 cbea71b4480394708f9a6e007a0385acfe5e1ec8 git | Not specified |
| CNA | Linux | Linux | affected cb7cf7be9eba76f3cd6258906074c72084570c84 334c68750eee84c2327db1d152be83ff5ad8e20b git | Not specified |
| CNA | Linux | Linux | affected cb7cf7be9eba76f3cd6258906074c72084570c84 dd8592fc6007a451c3e4b9025de365e39de8178a git | Not specified |
| CNA | Linux | Linux | affected 3.15 | Not specified |
| CNA | Linux | Linux | unaffected 3.15 semver | Not specified |
| CNA | Linux | Linux | unaffected 5.10.258 5.10.* semver | Not specified |
| CNA | Linux | Linux | unaffected 5.15.209 5.15.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.1.175 6.1.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.6.141 6.6.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.12.91 6.12.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.18.33 6.18.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.0.10 7.0.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.1 * original_commit_for_fix | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| git.kernel.org/stable/c/dd8592fc6007a451c3e4b9025de365e39de8178a | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/99ef547659178eef6d6ba4738a9d989ce90cf909 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/334c68750eee84c2327db1d152be83ff5ad8e20b | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/cbea71b4480394708f9a6e007a0385acfe5e1ec8 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/a3b45090a91e2f0b9715870d8f8d9ca2fdfbc1af | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/d3f280be48f1c672cb10e8026c236d0cca60048a | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/bd6c906e0c4af6d5d0c49c3c4ee090b4913da17d | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/2e0e5a43ed126f896a4ad31ade66c90270601bae | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.