RHSA-2020:4443 — Security Advisory
Red Hat Security Advisory: libarchive security update
Severity
ModerateRed Hat Product Security
Products
Official CSAF product identity
Published · November 4, 2020
Updated · June 25, 2026
Topic
An update for libarchive is now available for Red Hat Enterprise Linux 8.
Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
The libarchive programming library can create and read several different streaming archive formats, including GNU tar, cpio, and ISO 9660 CD-ROM images. Libarchive is used notably in the bsdtar utility, scripting language bindings such as python-libarchive, and several popular desktop file managers.
Security Fix(es):
- libarchive: out-of-bounds read in archive_wstring_append_from_mbs in archive_string.c (CVE-2019-19221)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.3 Release Notes linked from the References section.