CVE-2025-37796

High

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: at76c50x: fix use after free access in at76_disconnect The memory pointed to by priv is freed at the end of at76_delete_device function (using ieee80211_free_hw). But the code then accesses the udev field of the freed object to put the USB device. This may also lead to a memory leak of the usb device. Fix this by using udev from interface.

SeverityHigh
CVSS7.8
Exploit probability—
ProductLinux Kernel
PublishedMay 1, 2025
First seenMay 1, 2025

How to fix

Update
  • linux linux_kernel5.4.293, 5.10.237, 5.15.181, 6.1.135, 6.6.88, 6.12.25, 6.14.4 or later

Affected products

ProductAffected versionsFixed in
linux linux_kernel3.17.1 ≤ v < 5.4.293, 5.5 ≤ v < 5.10.237, 5.11 ≤ v < 5.15.181, 5.16 ≤ v < 6.1.135, 6.2 ≤ v < 6.6.88, 6.7 ≤ v < 6.12.25, 6.13 ≤ v < 6.14.4, 3.17, 6.155.4.293, 5.10.237, 5.15.181, 6.1.135, 6.6.88, 6.12.25, 6.14.4

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CVE-2025-37796 · Linux Kernel · Dark Radar