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CVE-2025-38548— hwmon: (corsair-cpro) Validate the size of the received input buffer

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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，该漏洞源于未验证接收缓冲区大小，可能导致缓冲区错误。

AI Predicted 6.5 Difficulty: Easy EPSS 0.17% · P6

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 16

VendorProduct Version RangeStatus
Linux Linux 40c3a445422579db8ad96c234dbe6c0ab3f6b936< 2e6f4d9cfbda52700c126c5a2b93dd2042e8680c affected
40c3a445422579db8ad96c234dbe6c0ab3f6b936< 4eb5cc48399f89b63acdbfe912fa5c8fe2900147 affected
40c3a445422579db8ad96c234dbe6c0ab3f6b936< 0db770e2922389753ddbd6663a5516a32b97b743 affected
40c3a445422579db8ad96c234dbe6c0ab3f6b936< eda5e38cc4dd2dcb422840540374910ef2818494 affected
40c3a445422579db8ad96c234dbe6c0ab3f6b936< 3c4bdc8a852e446080adc8ceb90ddd67a56e1bb8 affected
40c3a445422579db8ad96c234dbe6c0ab3f6b936< 2771d2ee3d95700f34e1e4df6a445c90565cd4e9 affected
40c3a445422579db8ad96c234dbe6c0ab3f6b936< 495a4f0dce9c8c4478c242209748f1ee9e4d5820 affected
5.9 affected
… +8 more rows
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I. Basic Information for CVE-2025-38548

Vulnerability Information
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Vulnerability Title
hwmon: (corsair-cpro) Validate the size of the received input buffer
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: hwmon: (corsair-cpro) Validate the size of the received input buffer Add buffer_recv_size to store the size of the received bytes. Validate buffer_recv_size in send_usb_cmd().
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
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，该漏洞源于未验证接收缓冲区大小，可能导致缓冲区错误。
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

Vendor Product Affected Versions CPE Subscribe
Linux Linux 40c3a445422579db8ad96c234dbe6c0ab3f6b936 ~ 2e6f4d9cfbda52700c126c5a2b93dd2042e8680c -
Linux Linux 5.9 -

II. Public POCs for CVE-2025-38548

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III. Intelligence Information for CVE-2025-38548

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Same Patch Batch · Linux · 2025-08-16 · 59 CVEs total

CVE-2025-38527 9.8 CRITICAL smb: client: fix use-after-free in cifs_oplock_break
CVE-2025-38533 9.8 CRITICAL net: libwx: fix the using of Rx buffer DMA
CVE-2025-38552 9.4 CRITICAL mptcp: plug races between subflow fail and subflow creation
CVE-2023-3867 9.1 CRITICAL ksmbd: fix out of bounds read in smb2_sess_setup
CVE-2023-4515 9.1 CRITICAL ksmbd: validate command request size
CVE-2023-32249 9.1 CRITICAL ksmbd: not allow guest user on multichannel
CVE-2025-38512 8.8 HIGH wifi: prevent A-MSDU attacks in mesh networks
CVE-2025-38511 8.8 HIGH drm/xe/pf: Clear all LMTT pages on alloc
CVE-2023-4130 8.1 HIGH ksmbd: fix wrong next length validation of ea buffer in smb2_set_ea()
CVE-2023-3865 8.1 HIGH ksmbd: fix out-of-bound read in smb2_write
CVE-2025-38539 7.8 HIGH tracing: Add down_write(trace_event_sem) when adding trace event
CVE-2025-38532 7.8 HIGH net: libwx: properly reset Rx ring descriptor
CVE-2025-38536 7.8 HIGH net: airoha: fix potential use-after-free in airoha_npu_get()
CVE-2025-38542 7.8 HIGH net: appletalk: Fix device refcount leak in atrtr_create()
CVE-2025-38502 7.8 HIGH bpf: Fix oob access in cgroup local storage
CVE-2025-38550 7.8 HIGH ipv6: mcast: Delay put pmc->idev in mld_del_delrec()
CVE-2025-38514 7.5 HIGH rxrpc: Fix oops due to non-existence of prealloc backlog struct
CVE-2025-38501 7.5 HIGH ksmbd: limit repeated connections from clients with the same IP
CVE-2025-38524 7.5 HIGH rxrpc: Fix recv-recv race of completed call
CVE-2025-38526 7.5 HIGH ice: add NULL check in eswitch lag check

Showing top 20 of 59 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-38548

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