PT-2026-39132 · Linux · Linux Kernel

Published 2026-05-08 · Updated 2026-05-15 · CVE-2026-43471

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 A NULL pointer dereference can occur in the ufshcd add command trace() function. This issue arises when the ufshcd mcq req to hwq() function returns NULL, leading to a kernel crash when the system attempts to access the id field of the hwq variable.

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-2026-43471

Affected Products

Linux Kernel

References · 17

• https://nvd.nist.gov/vuln/detail/CVE-2026-43471 · Security Note
• https://git.kernel.org/stable/c/93b9e7ee9e93629db80bbc9dab8a874215b89ccf · Patch
• https://git.kernel.org/stable/c/30df81f2228d65bddf492db3929d9fcaffd38fc5 · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-43471 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-43471 · Vendor Advisory
• https://git.kernel.org/stable/c/f4f590c6c9df7453bbda2ef9170b1b09e42a124c · Patch
• https://cve.org/CVERecord?id=CVE-2026-43471 · Security Note
• https://git.kernel.org/stable/c/0614f5618c24fbc3d555efade22887b102ad7ad6 · Patch
• https://ubuntu.com/security/CVE-2026-43471 · Vendor Advisory
• https://git.kernel.org/stable/c/be730f9ee92ae08f2bc4b336967bcfd8183c06fe · Patch
• https://osv.dev/vulnerability/BELL-CVE-2026-43471 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2026-43471 · Vendor Advisory
• https://docs.bell-sw.com/security/cves/CVE-2026-43471 · Note
• https://twitter.com/hetmehtaa/status/2055151398283837677 · Twitter Post
• https://t.me/CVEtracker/53119 · Telegram Post