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CVE-2025-40116

usb: host: max3421-hcd: Fix error pointer dereference in probe cleanup

N/A
Published: November 12, 2025 at 10:23 AM UTC
Updated: October 19, 2026 at 09:10 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
N/A
Exploit prediction
EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: usb: host: max3421-hcd: Fix error pointer dereference in probe cleanup The kthread_run() function returns error pointers so the max3421_hcd->spi_thread pointer can be either error pointers or NULL. Check for both before dereferencing it.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
90%
05dfa5c9bc37933181b619e42ec0eeb41ef313623.165dfa5c9bc37933181b619e42ec0eeb41ef31362
Vendor states this is fixed in 186e8f2bdba551f3ae23396caccd452d985c23e3 (fixed)
Vendor states this is fixed in 3723c3dda1cc82c9bbca08fcbd46705a361bfd56 (fixed)
Vendor states this is fixed in 3facf69a735e730ae36387f18780fe420708aa91 (fixed)
Vendor states this is fixed in 89838fe5c6c010ff8d3924f22afd9c18c5c95310 (fixed)
Vendor states this is fixed in b0439e3762ac9ea580f714e1504a1827d1ad32f5 (fixed)
Vendor states this is fixed in b682ce44bf20ada752a2f6ce70d5a575c56f6a35 (fixed)
Vendor states this is fixed in e0e0ce06f3571be9b26790e4df56ba37b1de8543 (fixed)
Vendor states this is fixed in e68ea6de1d0551f90d7a2c75f82cb3ebe5e397dc (fixed)
Vendor states this is fixed in 3.16 (unaffected)
Vendor states this is fixed in 5.10.246 (unaffected)
Vendor states this is fixed in 5.15.195 (unaffected)
Vendor states this is fixed in 5.4.301 (unaffected)
Vendor states this is fixed in 6.1.156 (unaffected)
Vendor states this is fixed in 6.12.53 (unaffected)
Vendor states this is fixed in 6.17.3 (unaffected)
Vendor states this is fixed in 6.18 (unaffected)
Vendor states this is fixed in 6.6.112 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (8)

Source: cverecord
https://git.kernel.org/stable/c/89838fe5c6c010ff8d3924f22afd9c18c5c95310
Source: cverecord
https://git.kernel.org/stable/c/3facf69a735e730ae36387f18780fe420708aa91
Source: cverecord
https://git.kernel.org/stable/c/e0e0ce06f3571be9b26790e4df56ba37b1de8543
Source: cverecord
https://git.kernel.org/stable/c/3723c3dda1cc82c9bbca08fcbd46705a361bfd56
Source: cverecord
https://git.kernel.org/stable/c/b0439e3762ac9ea580f714e1504a1827d1ad32f5
Source: cverecord
https://git.kernel.org/stable/c/e68ea6de1d0551f90d7a2c75f82cb3ebe5e397dc
Source: cverecord
https://git.kernel.org/stable/c/b682ce44bf20ada752a2f6ce70d5a575c56f6a35
Source: cverecord
https://git.kernel.org/stable/c/186e8f2bdba551f3ae23396caccd452d985c23e3

Quick Info

StatusDEFERRED

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