PT-2026-34967 · Linux · Linux Kernel

Published 2026-04-24 · Updated 2026-05-06 · CVE-2026-31615

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description The renesas usb3 gadget driver fails to validate the endpoint index provided by the host in the wIndex variable within the 'GET STATUS' and 'SET/CLEAR FEATURE' standard request handlers. This lack of validation can lead to an invalid pointer dereference when the driver attempts to use the unverified endpoint number for memory calculations.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2026-31615

ECHO-25C3-7559-3A7F

OPENSUSE-SU-2026:10703-1

Affected Products

Linux Kernel

References · 80

• https://osv.dev/vulnerability/BELL-CVE-2026-31615 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-31615 · Security Note
• https://ubuntu.com/security/CVE-2026-31615 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-31615 · Vendor Advisory
• https://git.kernel.org/stable/c/1b2bfedccc4fb8c9572e1ea464f905424c91de2a · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-31615 · Vendor Advisory
• https://git.kernel.org/stable/c/f880aac8a57ebd92abfa685d45424b2998ac1059 · Patch
• https://security-tracker.debian.org/tracker/CVE-2026-31615 · Vendor Advisory
• https://git.kernel.org/stable/c/44216e3dd4455b798899b50eedb0ec3831dff8e0 · Patch
• https://cve.org/CVERecord?id=CVE-2026-31615 · Security Note
• https://git.kernel.org/stable/c/e3d42598f2995cdc07b7779874e7c5f8a1b773db · Patch
• https://git.kernel.org/stable/c/37f430b2240655e6b0199a92aa1057e4d621be51 · Patch
• https://git.kernel.org/stable/c/adb8014599fdf0818d3d93f1f74e06cd0bdec08d · Patch
• https://osv.dev/vulnerability/openSUSE-SU-2026:10703-1 · Vendor Advisory
• https://suse.com/security/cve/CVE-2026-31601 · Note