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CVE-2025-38541— wifi: mt76: mt7925: Fix null-ptr-deref in mt7925_thermal_init()

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，该漏洞源于未检查devm_kasprintf返回值，可能导致空指针取消引用。

AI Predicted 5.5 Difficulty: Theoretical EPSS 0.15% · P4

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 8

VendorProduct Version RangeStatus
Linux Linux 396e41a74a88654f23e36c46d2995752c91654a5< 1bbdf4213711bb6dc365e7628430a63dd3280794 affected
396e41a74a88654f23e36c46d2995752c91654a5< 2e99e9b34ece0b6d3e82cb757e9f60fa414da999 affected
396e41a74a88654f23e36c46d2995752c91654a5< 03ee8f73801a8f46d83dfc2bf73fb9ffa5a21602 affected
6.9 affected
< 6.9 unaffected
6.12.39≤ 6.12.* unaffected
6.15.7≤ 6.15.* unaffected
6.16≤ * unaffected
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I. Basic Information for CVE-2025-38541

Vulnerability Information
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Vulnerability Title
wifi: mt76: mt7925: Fix null-ptr-deref in mt7925_thermal_init()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925: Fix null-ptr-deref in mt7925_thermal_init() devm_kasprintf() returns NULL on error. Currently, mt7925_thermal_init() does not check for this case, which results in a NULL pointer dereference. Add NULL check after devm_kasprintf() to prevent this issue.
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，该漏洞源于未检查devm_kasprintf返回值，可能导致空指针取消引用。
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 396e41a74a88654f23e36c46d2995752c91654a5 ~ 1bbdf4213711bb6dc365e7628430a63dd3280794 -
Linux Linux 6.9 -

II. Public POCs for CVE-2025-38541

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III. Intelligence Information for CVE-2025-38541

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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-2025-38542 7.8 HIGH net: appletalk: Fix device refcount leak in atrtr_create()
CVE-2025-38536 7.8 HIGH net: airoha: fix potential use-after-free in airoha_npu_get()
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-2025-38541

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