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Red Hat Enterprise Linux 8 RHSA-2022:1991-01 Moderate: Cpio Update

red hat
Calendar Grey May 10, 2022
Dist Redhat Esm H88
Discover the recent cpio security patch for Red Hat Enterprise Linux and find out the best practices for implementing it efficiently.
An update for cpio is now available for Red Hat Enterprise Linux 8

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

Summary

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.

Topics%20covered

Topics Covered

security advisory moderate security update Red Hat Enterprise Linux integer overflow cpio

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/

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/


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

Topic

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 impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate security update Red Hat Enterprise Linux integer overflow cpio

Relevant Releases Architectures

Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

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

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