CVE-2022-48955 Information

Description

In the Linux kernel the following vulnerability has been resolved:

net: thunderbolt: fix memory leak in tbnet_open()

When tb_ring_alloc_rx() failed in tbnet_open() ida that allocated in tb_xdomain_alloc_out_hopid() is not released. Add tb_xdomain_release_out_hopid() to the error path to release ida.

CVSS Vector

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

Reference

https://git.kernel.org/stable/c/b9274dbe399952a8175db2e1ee148b7c9ba2b538 https://git.kernel.org/stable/c/ed6e955f3b7e0e622c080f4bcb5427a5e1af4c2a https://git.kernel.org/stable/c/ed14e5903638f6eb868e3e2b4e610985e6a6c876

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5