Google: sys-kernel/lakitu-kernel-6_1: security update to 17927.0.0

high Tenable Cloud Security Plugin ID 450713

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

- A use-after-free vulnerability in the Linux kernel's net/sched: sch_qfq component can be exploited to
achieve local privilege escalation. When the plug qdisc is used as a class of the qfq qdisc, sending
network packets triggers use-after-free in qfq_dequeue() due to the incorrect .peek handler of sch_plug
and lack of error checking in agg_dequeue(). We recommend upgrading past commit
8fc134fee27f2263988ae38920bc03da416b03d8. (CVE-2023-4921)

Solution

Update the sys-kernel/lakitu-kernel-6_1 library and its related packages to version 17927.0.0 or later.

Plugin Details

Severity: High

ID: 450713

Version: Revision 1.1

Type: Local

Family: Google COS Security Checks

Published: 10/1/2026

Updated: 10/1/2026

Risk Information

VPR

Risk Factor: High

Score: 7.6

Percentile: 98.67

Vendor

Vendor Severity: HIGH

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2023-4921

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

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

Vulnerability Information

Exploit Available: true

Exploit Ease: Exploits are available

Vulnerability Publication Date: 7/21/2021

Reference Information

CVE: CVE-2023-4921

Detections

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