Alpine: multiple libvirt packages: security update to 6.6.0-r3

medium Tenable Self-Hosted Container Security Plugin ID 405357

Description

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

- A double free memory issue was found to occur in the libvirt API, in versions before 6.8.0, responsible
for requesting information about network interfaces of a running QEMU domain. This flaw affects the polkit
access control driver. Specifically, clients connecting to the read-write socket with limited ACL
permissions could use this flaw to crash the libvirt daemon, resulting in a denial of service, or
potentially escalate their privileges on the system. The highest threat from this vulnerability is to data
confidentiality and integrity as well as system availability. (CVE-2020-25637)

Plugin Details

Severity: Medium

ID: 405357

Version: Revision 1.41

Type: Local

Family: Alpine Linux Local Security Checks

Published: 10/31/2023

Updated: 7/2/2026

Supported Sensors: Agentless Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.12

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

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

CVSS Score Source: CVE-2020-25637

CVSS v3

Risk Factor: Medium

Base Score: 6.7

Temporal Score: 5.8

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

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

Vulnerability Information

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 10/6/2020

Reference Information

CVE: CVE-2020-25637

Detections

Analytics