CVE-2024-40903

CVE Details

Release Date:

2024-07-12

Description

In the Linux kernel, the following vulnerability has been resolved:\nusb: typec: tcpm: fix use-after-free case in tcpm_register_source_caps\nThere could be a potential use-after-free case in\ntcpm_register_source_caps(). This could happen when:\n* new (say invalid) source caps are advertised\n* the existing source caps are unregistered\n* tcpm_register_source_caps() returns with an error as\nusb_power_delivery_register_capabilities() fails\nThis causes port->partner_source_caps to hold on to the now freed source\ncaps.\nReset port->partner_source_caps value to NULL after unregistering\nexisting source caps.

See more information about CVE-2024-40903 from MITRE CVE dictionary and NIST NVD

CVSS Scoring

NOTE: The following CVSS v3.1 metrics and score provided are preliminary and subject to review.

Base Score:	5.2	CVSS Vector:	CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:H
Attack Vector:	Local network	Attack Complexity:	High
Privileges Required:	High	User Interaction:	None
Scope:	Unchanged	Confidentiality Impact:	Low
Integrity Impact:	Low	Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 9 (kernel)	ELSA-2024-9315	2024-11-14