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Red Hat Enterprise Linux 8 RHSA-2021:4393 Moderate CUPS Access Control Flaw

red hat
Calendar Grey November 9, 2021
Dist Redhat Esm H88
Ubuntu announces an essential kernel security and bug resolution update for Server 22.04. Find out more here.
An update for cups 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

After installing this update, the cupsd service will be restarted automatically.

Summary

The Common UNIX Printing System (CUPS) provides a portable printing layer for Linux, UNIX, and similar operating systems.
Security Fix(es):
* cups: access to uninitialized buffer in ipp.c (CVE-2020-10001)
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 8.5 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory Red Hat Enterprise Linux CUPS Access Control Moderate Security Update

References

https://access.redhat.com/security/cve/CVE-2020-10001 https://access.redhat.com/security/updates/classification#moderate https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/8/html/8.5_release_notes/index

Package List

Red Hat Enterprise Linux AppStream (v. 8):
aarch64: cups-2.2.6-40.el8.aarch64.rpm cups-client-2.2.6-40.el8.aarch64.rpm cups-client-debuginfo-2.2.6-40.el8.aarch64.rpm cups-debuginfo-2.2.6-40.el8.aarch64.rpm cups-debugsource-2.2.6-40.el8.aarch64.rpm cups-devel-2.2.6-40.el8.aarch64.rpm cups-ipptool-2.2.6-40.el8.aarch64.rpm cups-ipptool-debuginfo-2.2.6-40.el8.aarch64.rpm cups-libs-debuginfo-2.2.6-40.el8.aarch64.rpm cups-lpd-2.2.6-40.el8.aarch64.rpm cups-lpd-debuginfo-2.2.6-40.el8.aarch64.rpm
noarch: cups-filesystem-2.2.6-40.el8.noarch.rpm
ppc64le: cups-2.2.6-40.el8.ppc64le.rpm cups-client-2.2.6-40.el8.ppc64le.rpm cups-client-debuginfo-2.2.6-40.el8.ppc64le.rpm cups-debuginfo-2.2.6-40.el8.ppc64le.rpm cups-debugsource-2.2.6-40.el8.ppc64le.rpm cups-devel-2.2.6-40.el8.ppc64le.rpm cups-ipptool-2.2.6-40.el8.ppc64le.rpm cups-ipptool-debuginfo-2.2.6-40.el8.ppc64le.rpm cups-libs-debuginfo-2.2.6-40.el8.ppc64le.rpm cups-lpd-2.2.6-40.el8.ppc64le.rpm cups-lpd-debuginfo-2.2.6-40.el8.ppc64le.rpm
s390x: cups-2.2.6-40.el8.s390x.rpm cups-client-2.2.6-40.el8.s390x.rpm cups-client-debuginfo-2.2.6-40.el8.s390x.rpm cups-debuginfo-2.2.6-40.el8.s390x.rpm cups-debugsource-2.2.6-40.el8.s390x.rpm cups-devel-2.2.6-40.el8.s390x.rpm cups-ipptool-2.2.6-40.el8.s390x.rpm

Read the Full Advisory


Advisory ID: RHSA-2021:4393-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:4393
Issue date: 2021-11-09

Topic

An update for cups 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 Red Hat Enterprise Linux CUPS Access Control Moderate Security Update

Relevant Releases Architectures

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

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

Bugs Fixed

1782216 - Print queue is paused after ipp backend ends with CUPS_BACKEND_STOP

1921680 - CVE-2020-10001 cups: access to uninitialized buffer in ipp.c

1938384 - CUPS doesn't start if sssd starts after cupsd

1941437 - cupsd doesn't log job ids when logging into journal

1955964 - PreserveJobHistory doesn't work with seconds

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