Alpine: multiple xen packages: security update to 4.11.1-r0

high Tenable Cloud Security Plugin ID 424700

Description

There are packages installed that are affected by multiple vulnerabilities referenced in the following CVEs:

- An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service
(host OS crash) or possibly gain host OS privileges because of an interpretation conflict for a union data
structure associated with shadow paging. NOTE: this issue exists because of an incorrect fix for
CVE-2017-15595. (CVE-2018-19966)

- Systems with microprocessors utilizing speculative execution and address translations may allow
unauthorized disclosure of information residing in the L1 data cache to an attacker with local user access
via a terminal page fault and a side-channel analysis. (CVE-2018-3620)

- Systems with microprocessors utilizing speculative execution and address translations may allow
unauthorized disclosure of information residing in the L1 data cache to an attacker with local user access
with guest OS privilege via a terminal page fault and a side-channel analysis. (CVE-2018-3646)

Plugin Details

Severity: High

ID: 424700

Version: Revision 1.7

Type: Local

Family: Alpine Linux Local Security Checks

Published: 4/4/2025

Updated: 5/31/2025

Supported Sensors: Agentless Assessment

Risk Information

VPR

Risk Factor: Medium

Score: 6.5

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-2018-19966

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/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: 8/10/2018

Reference Information

CVE: CVE-2018-15468, CVE-2018-15469, CVE-2018-15470, CVE-2018-18883, CVE-2018-19961, CVE-2018-19962, CVE-2018-19963, CVE-2018-19964, CVE-2018-19965, CVE-2018-19966, CVE-2018-19967, CVE-2018-3620, CVE-2018-3646

BID: 105080, 105817, 106182, 105954

IAVA: 2018-A-0253-S, 2018-A-0353-S

IAVB: 2018-B-0111-S, 2018-B-0142-S, 2018-B-0149-S

Detections

Analytics