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Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988881)

medium Nessus Plugin ID 273541

Synopsis

The Unity Linux host is missing one or more security updates.

Description

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988881 advisory.

 In the Linux kernel, the following vulnerability has been resolved:

 Input: raydium_ts_i2c - fix memory leak in raydium_i2c_send()

 There is a kmemleak when test the raydium_i2c_ts with bpf mock device:

 unreferenced object 0xffff88812d3675a0 (size 8):
 comm python3, pid 349, jiffies 4294741067 (age 95.695s) hex dump (first 8 bytes):
 11 0e 10 c0 01 00 04 00 ........
 backtrace:
 [<0000000068427125>] __kmalloc+0x46/0x1b0 [<0000000090180f91>] raydium_i2c_send+0xd4/0x2bf [raydium_i2c_ts] [<000000006e631aee>] raydium_i2c_initialize.cold+0xbc/0x3e4 [raydium_i2c_ts] [<00000000dc6fcf38>] raydium_i2c_probe+0x3cd/0x6bc [raydium_i2c_ts] [<00000000a310de16>] i2c_device_probe+0x651/0x680 [<00000000f5a96bf3>] really_probe+0x17c/0x3f0 [<00000000096ba499>] __driver_probe_device+0xe3/0x170 [<00000000c5acb4d9>] driver_probe_device+0x49/0x120 [<00000000264fe082>] __device_attach_driver+0xf7/0x150 [<00000000f919423c>] bus_for_each_drv+0x114/0x180 [<00000000e067feca>] __device_attach+0x1e5/0x2d0 [<0000000054301fc2>] bus_probe_device+0x126/0x140 [<00000000aad93b22>] device_add+0x810/0x1130 [<00000000c086a53f>] i2c_new_client_device+0x352/0x4e0 [<000000003c2c248c>] of_i2c_register_device+0xf1/0x110 [<00000000ffec4177>] of_i2c_notify+0x100/0x160 unreferenced object 0xffff88812d3675c8 (size 8):
 comm python3, pid 349, jiffies 4294741070 (age 95.692s) hex dump (first 8 bytes):
 22 00 36 2d 81 88 ff ff .6-....
 backtrace:
 [<0000000068427125>] __kmalloc+0x46/0x1b0 [<0000000090180f91>] raydium_i2c_send+0xd4/0x2bf [raydium_i2c_ts] [<000000001d5c9620>] raydium_i2c_initialize.cold+0x223/0x3e4 [raydium_i2c_ts] [<00000000dc6fcf38>] raydium_i2c_probe+0x3cd/0x6bc [raydium_i2c_ts] [<00000000a310de16>] i2c_device_probe+0x651/0x680 [<00000000f5a96bf3>] really_probe+0x17c/0x3f0 [<00000000096ba499>] __driver_probe_device+0xe3/0x170 [<00000000c5acb4d9>] driver_probe_device+0x49/0x120 [<00000000264fe082>] __device_attach_driver+0xf7/0x150 [<00000000f919423c>] bus_for_each_drv+0x114/0x180 [<00000000e067feca>] __device_attach+0x1e5/0x2d0 [<0000000054301fc2>] bus_probe_device+0x126/0x140 [<00000000aad93b22>] device_add+0x810/0x1130 [<00000000c086a53f>] i2c_new_client_device+0x352/0x4e0 [<000000003c2c248c>] of_i2c_register_device+0xf1/0x110 [<00000000ffec4177>] of_i2c_notify+0x100/0x160

 After BANK_SWITCH command from i2c BUS, no matter success or error happened, the tx_buf should be freed.

Tenable has extracted the preceding description block directly from the Unity Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected kernel package.

See Also

http://www.nessus.org/u?18c85129

http://www.nessus.org/u?03e6b7e5

https://nvd.nist.gov/vuln/detail/CVE-2022-48995

Plugin Details

Severity: Medium

ID: 273541

File Name: unity_linux_UTSA-2025-988881.nasl

Version: 1.1

Type: local

Published: 11/5/2025

Updated: 11/5/2025

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

Vector: CVSS2#AV:L/AC:L/Au:S/C:N/I:N/A:C

CVSS Score Source: CVE-2022-48995

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/UOS-Server/release, Host/UOS-Server/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 11/5/2025

Vulnerability Publication Date: 10/21/2024

Reference Information

CVE: CVE-2022-48995