CVE-2025-39760

High

Description

In the Linux kernel, the following vulnerability has been resolved: usb: core: config: Prevent OOB read in SS endpoint companion parsing usb_parse_ss_endpoint_companion() checks descriptor type before length, enabling a potentially odd read outside of the buffer size. Fix this up by checking the size first before looking at any of the fields in the descriptor.

SeverityHigh
CVSS7.1
Exploit probability—
ProductLinux Kernel
PublishedSep 11, 2025
First seenSep 11, 2025

How to fix

Update
  • linux linux_kernel5.10.241, 5.15.190, 6.1.149, 6.6.103, 6.12.43, 6.15.11, 6.16.2 or later

Affected products

ProductAffected versionsFixed in
linux linux_kernel2.6.35 ≤ v < 5.10.241, 5.11 ≤ v < 5.15.190, 5.16 ≤ v < 6.1.149, 6.2 ≤ v < 6.6.103, 6.7 ≤ v < 6.12.43, 6.13 ≤ v < 6.15.11, 6.16 ≤ v < 6.16.25.10.241, 5.15.190, 6.1.149, 6.6.103, 6.12.43, 6.15.11, 6.16.2
debian debian_linux11.0—

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.