[RHSA-2022:1991-01] Moderate: cpio security update
Security announcements for all Red Hat products and services.
rhsa-announce at redhat.com
Tue May 10 16:21:11 UTC 2022
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Red Hat Security Advisory
Synopsis: Moderate: cpio security update
Advisory ID: RHSA-2022:1991-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:1991
Issue date: 2022-05-10
CVE Names: CVE-2021-38185
=====================================================================
1. Summary:
An update for cpio 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.
2. Relevant releases/architectures:
Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64
3. Description:
The cpio packages provide the GNU cpio utility for creating and extracting
archives, or copying files from one place to another.
Security Fix(es):
* cpio: integer overflow in ds_fgetstr() in dstring.c can lead to an
out-of-bounds write via a crafted pattern file (CVE-2021-38185)
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 8.6 Release Notes linked from the References section.
4. Solution:
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
5. Bugs fixed (https://bugzilla.redhat.com/):
1991731 - CVE-2021-38185 cpio: integer overflow in ds_fgetstr() in dstring.c can lead to an out-of-bounds write via a crafted pattern file
6. Package List:
Red Hat Enterprise Linux BaseOS (v. 8):
Source:
cpio-2.12-11.el8.src.rpm
aarch64:
cpio-2.12-11.el8.aarch64.rpm
cpio-debuginfo-2.12-11.el8.aarch64.rpm
cpio-debugsource-2.12-11.el8.aarch64.rpm
ppc64le:
cpio-2.12-11.el8.ppc64le.rpm
cpio-debuginfo-2.12-11.el8.ppc64le.rpm
cpio-debugsource-2.12-11.el8.ppc64le.rpm
s390x:
cpio-2.12-11.el8.s390x.rpm
cpio-debuginfo-2.12-11.el8.s390x.rpm
cpio-debugsource-2.12-11.el8.s390x.rpm
x86_64:
cpio-2.12-11.el8.x86_64.rpm
cpio-debuginfo-2.12-11.el8.x86_64.rpm
cpio-debugsource-2.12-11.el8.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2021-38185
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.6_release_notes/
8. Contact:
The Red Hat security contact is <secalert at redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2022 Red Hat, Inc.
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