Alpine: multiple xen packages: security update to 4.7.1-r4 (deprecated)

critical Tenable Self-Hosted Container Security Plugin ID 400913

Description

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

- Quick emulator (QEMU) built with the Cirrus CLGD 54xx VGA emulator support is vulnerable to an out-of-
bounds access issue. It could occur while copying VGA data via bitblt copy in backward mode. A privileged
user inside a guest could use this flaw to crash the QEMU process resulting in DoS or potentially execute
arbitrary code on the host with privileges of QEMU process on the host. (CVE-2017-2615)

- Quick emulator (QEMU) before 2.8 built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to an
out-of-bounds access issue. The issue could occur while copying VGA data in cirrus_bitblt_cputovideo. A
privileged user inside guest could use this flaw to crash the QEMU process OR potentially execute
arbitrary code on host with privileges of the QEMU process. (CVE-2017-2620)

See Also

https://git.alpinelinux.org/aports/commit/?id=a833ffd23fed18614233166946b4f8341c5a26ef

https://git.alpinelinux.org/aports/commit/?id=da8fdc46be4a3e48a559102b6ff9f2cc78d4a37c

Plugin Details

Severity: Critical

ID: 400913

Version: Revision 1.23

Type: Local

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: Medium

Score: 5

Percentile: 95.11

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 6.7

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

CVSS Score Source: CVE-2017-2620

CVSS v3

Risk Factor: Critical

Base Score: 9.9

Temporal Score: 8.6

Vector: CVSS:3.0/AV:N/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

Patch Publication Date: 2/27/2017

Vulnerability Publication Date: 2/1/2017

Reference Information

CVE: CVE-2017-2615, CVE-2017-2620

BID: 95990, 96378

IAVA: 2017-A-0048-S

IAVB: 2017-B-0024-S