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Alpine: multiple mruby packages: security update to 2.1.2-r0

critical Tenable Cloud Security Plugin ID 405638

Description

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

 - mruby through 2.1.2-rc has a heap-based buffer overflow in the mrb_yield_with_class function in vm.c
 because of incorrect VM stack handling. It can be triggered via the stack_copy function. (CVE-2020-15866)

See Also

https://security.alpinelinux.org/vuln/CVE-2020-15866

Plugin Details

Severity: Critical

ID: 405638

Version: Revision 1.27

Type: Local

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: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2020-15866

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/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: 7/21/2020

Reference Information

CVE: CVE-2020-15866