Alpine: multiple libarchive packages: security update to 3.4.2-r0

high Tenable Cloud Security Plugin ID 424007

Description

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

- In Libarchive 3.4.0, archive_wstring_append_from_mbs in archive_string.c has an out-of-bounds read because
of an incorrect mbrtowc or mbtowc call. For example, bsdtar crashes via a crafted archive.
(CVE-2019-19221)

- archive_read_support_format_rar5.c in libarchive before 3.4.2 attempts to unpack a RAR5 file with an
invalid or corrupted header (such as a header size of zero), leading to a SIGSEGV or possibly unspecified
other impact. (CVE-2020-9308)

Plugin Details

Severity: High

ID: 424007

Version: Revision 1.9

Type: Local

Family: Alpine Linux Local Security Checks

Published: 4/4/2025

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: 57.15

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2020-9308

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/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: 11/21/2019

Reference Information

CVE: CVE-2019-19221, CVE-2020-19221, CVE-2020-9308

IAVA: 2024-A-0834-S

Detections

Analytics