CVE-2022-49962

MEDIUM

5.5

Description

In the Linux kernel, the following vulnerability has been resolved: xhci: Fix null pointer dereference in remove if xHC has only one roothub The remove path in xhci platform driver tries to remove and put both main and shared hcds even if only a main hcd exists (one roothub) This causes a null pointer dereference in reboot for those controllers. Check that the shared_hcd exists before trying to remove it.

Details CVE

Score CVSS v3.15.5

SeveriteMEDIUM

Vecteur CVSSCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Vecteur d'attaqueLOCAL

ComplexiteLOW

Privileges requisLOW

Interaction utilisateurNONE

Publie6/18/2025

Derniere modification11/14/2025

Sourcenvd

Observations honeypot0

Produits affectes

linux:linux_kernel

Faiblesses (CWE)

CWE-476

References

https://git.kernel.org/stable/c/4a593a62a9e3a25ab4bc37f612e4edec144f7f43(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/7081b2f34ff291ada012bd6abacaf7d51c4cf73f(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

Correlations IOC

Aucune correlation enregistree

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