CVE-2025-71094
Medium
Description
In the Linux kernel, the following vulnerability has been resolved: net: usb: asix: validate PHY address before use The ASIX driver reads the PHY address from the USB device via asix_read_phy_addr(). A malicious or faulty device can return an invalid address (>= PHY_MAX_ADDR), which causes a warning in mdiobus_get_phy(): addr 207 out of range WARNING: drivers/net/phy/mdio_bus.c:76 Validate the PHY address in asix_read_phy_addr() and remove the now-redundant check in ax88172a.c.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedJan 13, 2026
First seenJan 13, 2026
Weakness typeCWE-20Improper input validation
How to fix
Update
- linux linux_kernel5.14, 5.15.198, 6.1.160, 6.6.120, 6.12.64, 6.18.4 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.13.13 ≤ v < 5.14, 5.14.1 ≤ v < 5.15.198, 5.16 ≤ v < 6.1.160, 6.2 ≤ v < 6.6.120, 6.7 ≤ v < 6.12.64, 6.13 ≤ v < 6.18.4, 5.14, 6.19 | 5.14, 5.15.198, 6.1.160, 6.6.120, 6.12.64, 6.18.4 |
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