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CVE-2025-38156— wifi: mt76: mt7996: Fix null-ptr-deref in mt7996_mmio_wed_init()

AI Predicted 3.3 Difficulty: Trivial EPSS 0.05% · P15

Affected Version Matrix 8

VendorProductVersion RangeStatus
LinuxLinux83eafc9251d6d30574b629ac637c56d168fcbdd9< 1072fc0ca1f8d0d5397d24853386876f937b8e63affected
83eafc9251d6d30574b629ac637c56d168fcbdd9< af861c6dea2ef06845a5c7672999a06c06099735affected
83eafc9251d6d30574b629ac637c56d168fcbdd9< 8f30e2b059757d8711a823e4c9c023db62a1d171affected
6.8affected
< 6.8unaffected
6.12.34≤ 6.12.*unaffected
6.15.3≤ 6.15.*unaffected
6.16≤ *unaffected
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I. Basic Information for CVE-2025-38156

Vulnerability Information
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Vulnerability Title
wifi: mt76: mt7996: Fix null-ptr-deref in mt7996_mmio_wed_init()
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: Fix null-ptr-deref in mt7996_mmio_wed_init() devm_ioremap() returns NULL on error. Currently, mt7996_mmio_wed_init() does not check for this case, which results in a NULL pointer dereference. Prevent null pointer dereference in mt7996_mmio_wed_init()
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，该漏洞源于未检查devm_ioremap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

VendorProductAffected VersionsCPESubscribe
LinuxLinux 83eafc9251d6d30574b629ac637c56d168fcbdd9 ~ 1072fc0ca1f8d0d5397d24853386876f937b8e63 -
LinuxLinux 6.8 -

II. Public POCs for CVE-2025-38156

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III. Intelligence Information for CVE-2025-38156

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Same Patch Batch · Linux · 2025-07-03 · 78 CVEs total

CVE-2025-38128Bluetooth: MGMT: reject malformed HCI_CMD_SYNC commands
CVE-2025-38126net: stmmac: make sure that ptp_rate is not 0 before configuring timestamping
CVE-2025-38113ACPI: CPPC: Fix NULL pointer dereference when nosmp is used
CVE-2025-38125net: stmmac: make sure that ptp_rate is not 0 before configuring EST
CVE-2025-38124net: fix udp gso skb_segment after pull from frag_list
CVE-2025-38127ice: fix Tx scheduler error handling in XDP callback
CVE-2025-38129page_pool: Fix use-after-free in page_pool_recycle_in_ring
CVE-2025-38130drm/connector: only call HDMI audio helper plugged cb if non-null
CVE-2025-38131coresight: prevent deactivate active config while enabling the config
CVE-2025-38132coresight: holding cscfg_csdev_lock while removing cscfg from csdev
CVE-2025-38122gve: add missing NULL check for gve_alloc_pending_packet() in TX DQO
CVE-2025-38123net: wwan: t7xx: Fix napi rx poll issue
CVE-2025-38121wifi: iwlwifi: mld: avoid panic on init failure
CVE-2025-38119scsi: core: ufs: Fix a hang in the error handler
CVE-2025-38120netfilter: nf_set_pipapo_avx2: fix initial map fill
CVE-2025-38118Bluetooth: MGMT: Fix UAF on mgmt_remove_adv_monitor_complete
CVE-2025-38117Bluetooth: MGMT: Protect mgmt_pending list with its own lock
CVE-2025-38115net_sched: sch_sfq: fix a potential crash on gso_skb handling
CVE-2025-38116wifi: ath12k: fix uaf in ath12k_core_init()
CVE-2025-38114e1000: Move cancel_work_sync to avoid deadlock

Showing top 20 of 78 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-38156

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