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CVE-2026-53318— wifi: mt76: mt7925: prevent NULL pointer dereference in mt7925_tx_check_aggr()

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基金会开源的操作系统Linux所使用的内核。 Linux kernel 6.11版本存在安全漏洞，该漏洞源于在mt7925_tx_check_aggr()函数中未对'sta'进行空指针检查，可能导致空指针取消引用。

AI Predicted 4.9 Difficulty: Easy EPSS 0.16% · P5

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 10

VendorProduct Version RangeStatus
Linux Linux 44eb173bdd4f1775e13fce483d9e44ea8929717f< 28ed0b61f67386c0ba1213227d350005000240fd affected
44eb173bdd4f1775e13fce483d9e44ea8929717f< 93d0694fb56de4628a921244d7f100c28acd2def affected
44eb173bdd4f1775e13fce483d9e44ea8929717f< b0332428a8d4cf93752eda9e2b0d5585525e689f affected
44eb173bdd4f1775e13fce483d9e44ea8929717f< 83ae3a18ba957257b4c406273d2da2caeea2b439 affected
6.11 affected
< 6.11 unaffected
6.12.91≤ 6.12.* unaffected
6.18.33≤ 6.18.* unaffected
… +2 more rows
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I. Basic Information for CVE-2026-53318

Vulnerability Information
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Vulnerability Title
wifi: mt76: mt7925: prevent NULL pointer dereference in mt7925_tx_check_aggr()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925: prevent NULL pointer dereference in mt7925_tx_check_aggr() Move the NULL check for 'sta' before dereferencing it to prevent a possible crash.
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基金会开源的操作系统Linux所使用的内核。 Linux kernel 6.11版本存在安全漏洞，该漏洞源于在mt7925_tx_check_aggr()函数中未对'sta'进行空指针检查，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 44eb173bdd4f1775e13fce483d9e44ea8929717f ~ 28ed0b61f67386c0ba1213227d350005000240fd -
Linux Linux 6.11 -

II. Public POCs for CVE-2026-53318

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III. Intelligence Information for CVE-2026-53318

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Patches & Fixes for CVE-2026-53318 (4)

Same Patch Batch · Linux · 2026-06-26 · 47 CVEs total

CVE-2026-53309 9.8 CRITICAL ocfs2/dlm: fix off-by-one in dlm_match_regions() region comparison
CVE-2026-53281 8.8 HIGH iommu/vt-d: Avoid NULL pointer dereference or refcount corruption
CVE-2026-53322 8.8 HIGH vfio/pci: Clean up DMABUFs before disabling function
CVE-2026-53300 7.8 HIGH net: enetc: fix NTMP DMA use-after-free issue
CVE-2026-53290 7.8 HIGH drm/xe/eustall: Fix drm_dev_put called before stream disable in close
CVE-2026-53284 7.5 HIGH btrfs: only release the dirty pages io tree after successful writes
CVE-2026-53310 soc/tegra: cbb: Fix cross-fabric target timeout lookup
CVE-2026-53324 net: mana: Use pci_name() for debugfs directory naming
CVE-2026-53319 blk-wbt: remove WARN_ON_ONCE from wbt_init_enable_default()
CVE-2026-53321 io_uring/napi: cap busy_poll_to 10 msec
CVE-2026-53320 nilfs2: reject zero bd_oblocknr in nilfs_ioctl_mark_blocks_dirty()
CVE-2026-53323 net: dsa: remove redundant netdev_lock_ops() from conduit ethtool ops
CVE-2026-53312 iommu/riscv: Remove overflows on the invalidation path
CVE-2026-53311 fuse: fix uninit-value in fuse_dentry_revalidate()
CVE-2026-53304 scsi: sg: Resolve soft lockup issue when opening /dev/sgX
CVE-2026-53308 power: supply: max77705: Free allocated workqueue and fix removal order
CVE-2026-53307 pinctrl: pinconf-generic: Fully validate 'pinmux' property
CVE-2026-53305 usb: typec: ps883x: Fix Oops at unbind
CVE-2026-53306 tty: hvc_iucv: fix off-by-one in number of supported devices
CVE-2026-53301 reset: amlogic: t7: Fix null reset ops

Showing top 20 of 47 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2026-53318

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