CVE-2024-40903

HIGH

Linux Kernel - Use-After-Free in tcpm_register_source_caps

Title source: llm
STIX 2.1

Description

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

Scores

CVSS v3 7.8
EPSS 0.0028
EPSS Percentile 20.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-416
Status published
Products (19)
linux/Kernel < 6.1.95linux
linux/Kernel 6.2.0 - 6.6.35linux
linux/Kernel 6.7.0 - 6.9.6linux
Linux/Linux < 6.9
Linux/Linux 230ecdf71a644c9c73e0e6735b33173074ae3f94 - 6b67b652849faf108a09647c7fde9b179ef24e2b
Linux/Linux 230ecdf71a644c9c73e0e6735b33173074ae3f94 - e7e921918d905544500ca7a95889f898121ba886
Linux/Linux 6.1.91 - 6.1.95
Linux/Linux 6.1.95 - 6.1.*
Linux/Linux 6.10
Linux/Linux 6.6.31 - 6.6.35
... and 9 more
Published Jul 12, 2024
Tracked Since Feb 18, 2026