CVE-2022-48955

MEDIUM

Linux Kernel 5.13-5.15.82, 5.16-6.0.12 - Use-After-Free in tbnet_open() Error Path

Title source: llm

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.

References (3)

Core 3

Core References

Patch

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

Patch

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

Patch

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

Scores

CVSS v3 5.5

EPSS 0.0023

EPSS Percentile 13.9%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-401

Status published

Products (12)

linux/Kernel 5.13.0 - 5.15.83linux

linux/Kernel 5.16.0 - 6.0.13linux

Linux/Linux < 5.13

Linux/Linux 180b0689425c6fb2b35e69a3316ee38371a782df - b9274dbe399952a8175db2e1ee148b7c9ba2b538

Linux/Linux 180b0689425c6fb2b35e69a3316ee38371a782df - ed14e5903638f6eb868e3e2b4e610985e6a6c876

Linux/Linux 180b0689425c6fb2b35e69a3316ee38371a782df - ed6e955f3b7e0e622c080f4bcb5427a5e1af4c2a

Linux/Linux 5.13

Linux/Linux 5.15.83 - 5.15.*

Linux/Linux 6.0.13 - 6.0.*

Linux/Linux 6.1

... and 2 more

Published Oct 21, 2024

Tracked Since Feb 18, 2026