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CVE-2022-50358— brcmfmac: return error when getting invalid max_flowrings from dongle

EPSS 0.02% · P7
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I. Basic Information for CVE-2022-50358

Vulnerability Information
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Vulnerability Title
brcmfmac: return error when getting invalid max_flowrings from dongle
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: brcmfmac: return error when getting invalid max_flowrings from dongle When firmware hit trap at initialization, host will read abnormal max_flowrings number from dongle, and it will cause kernel panic when doing iowrite to initialize dongle ring. To detect this error at early stage, we directly return error when getting invalid max_flowrings(>256).
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于未正确处理dongle返回的无效max_flowrings值，可能导致内核崩溃。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
LinuxLinux 9e37f045d5e7f33450515f237c2f6f6bfee137dd ~ 3cc9299036bdb647408e11e41de3eb1ff6d428cd -
LinuxLinux 3.17 -

II. Public POCs for CVE-2022-50358

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III. Intelligence Information for CVE-2022-50358

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Same Patch Batch · Linux · 2025-09-17 · 56 CVEs total

CVE-2022-50371led: qcom-lpg: Fix sleeping in atomic
CVE-2022-50355staging: vt6655: fix some erroneous memory clean-up loops
CVE-2022-50360drm/msm/dp: fix aux-bus EP lifetime
CVE-2022-50356net: sched: sfb: fix null pointer access issue when sfb_init() fails
CVE-2022-50357usb: dwc3: core: fix some leaks in probe
CVE-2022-50359media: cx88: Fix a null-ptr-deref bug in buffer_prepare()
CVE-2022-50354drm/amdkfd: Fix kfd_process_device_init_vm error handling
CVE-2022-50368drm/msm/dsi: fix memory corruption with too many bridges
CVE-2022-50369drm/vkms: Fix null-ptr-deref in vkms_release()
CVE-2022-50370i2c: designware: Fix handling of real but unexpected device interrupts
CVE-2022-50367fs: fix UAF/GPF bug in nilfs_mdt_destroy
CVE-2022-50372cifs: Fix memory leak when build ntlmssp negotiate blob failed
CVE-2022-50373fs: dlm: fix race in lowcomms
CVE-2022-50374Bluetooth: hci_{ldisc,serdev}: check percpu_init_rwsem() failure
CVE-2023-53335RDMA/cxgb4: Fix potential null-ptr-deref in pass_establish()
CVE-2023-53336media: ipu-bridge: Fix null pointer deref on SSDB/PLD parsing warnings
CVE-2023-53337nilfs2: do not write dirty data after degenerating to read-only
CVE-2023-53338lwt: Fix return values of BPF xmit ops
CVE-2023-53339btrfs: fix BUG_ON condition in btrfs_cancel_balance
CVE-2023-53340net/mlx5: Collect command failures data only for known commands

Showing top 20 of 56 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2022-50358

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