Alpine: multiple xen packages: security update to 4.15.0-r0 (deprecated)

medium Tenable Cloud Security Plugin ID 400204

Description

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

- xen/arm: Boot modules are not scrubbed The bootloader will load boot modules (e.g. kernel, initramfs...)
in a temporary area before they are copied by Xen to each domain memory. To ensure sensitive data is not
leaked from the modules, Xen must "scrub" them before handing the page over to the allocator.
Unfortunately, it was discovered that modules will not be scrubbed on Arm. (CVE-2021-28693)

Plugin Details

Severity: Medium

ID: 400204

Version: Revision 1.23

Type: Local

Family: Alpine Linux Local Security Checks

Published: 8/16/2023

Updated: 7/2/2026

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

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.18

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

CVSS Score Source: CVE-2021-28693

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:H/I:N/A:N

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

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 6/9/2021

Vulnerability Publication Date: 6/30/2021

Reference Information

CVE: CVE-2021-28693

IAVB: 2021-B-0044-S

Detections

Analytics