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Red Hat Security Advisory

Synopsis:          Moderate: resource-agents security, bug fix, and enhancement update
Advisory ID:       RHSA-2021:4139-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:4139
Issue date:        2021-11-09
CVE Names:         CVE-2021-20270 CVE-2021-27291
====================================================================
1. Summary:

An update for resource-agents 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 HighAvailability (v. 8) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux ResilientStorage (v. 8) - ppc64le, s390x, x86_64

3. Description:

The resource-agents packages provide the Pacemaker and RGManager service
managers with a set of scripts. These scripts interface with several
services to allow operating in a high-availability (HA) environment.

Security Fix(es):

* python-pygments: Infinite loop in SML lexer may lead to DoS
(CVE-2021-20270)

* python-pygments: ReDoS in multiple lexers (CVE-2021-27291)

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.

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/):

1872754 - Add pgsqlms resource agent
1891883 - ethmonitor: fix to be able to use with vlan interfaces
1902045 - ocf:heartbeat:iface-vlan does not allow multiple vlans by interface nor multiple VLANs
1920698 - podman resource agent logs spurious failed resource actions
1922136 - CVE-2021-20270 python-pygments: Infinite loop in SML lexer may lead to DoS
1924363 - nfsserver: Failure to unmount /var/lib/nfs doesn't cause stop failure
1928238 - Support for other filesystems on top of crypt devices on RHEL HA (ext4/xfs)
1932863 - VirtualDomain: fix pid_status() on RHEL8
1934651 - DB2: promote fails with HADR state PRIMARY/REMOTE_CATCHUP_PENDING/CONNECTED
1939281 - aws-vpc-move-ip: Enable eni lookup for AWS shared networks via RAM [RHEL 8]
1939992 - awsvip: dont match similar IPs
1940094 - AWS agents: dont spam logs when getting token
1940603 - CVE-2021-27291 python-pygments: ReDoS in multiple lexers
1957765 - gcp-vpc-move-vip: add retries functionality to avoid failing on first failed request
1969968 - lvmlockd: Remove the option `with_cmirrord` since cmirror is incompatible with lvmlockd
1972035 - LVM-activate: Start operation always recreates drop-in file and runs systemctl daemon-reload
1972743 - resource agent bails out when podman fails to start container under heavy load

6. Package List:

Red Hat Enterprise Linux HighAvailability (v. 8):

Source:
resource-agents-4.1.1-98.el8.src.rpm

aarch64:
resource-agents-4.1.1-98.el8.aarch64.rpm
resource-agents-debuginfo-4.1.1-98.el8.aarch64.rpm
resource-agents-debugsource-4.1.1-98.el8.aarch64.rpm
resource-agents-paf-4.1.1-98.el8.aarch64.rpm

ppc64le:
resource-agents-4.1.1-98.el8.ppc64le.rpm
resource-agents-debuginfo-4.1.1-98.el8.ppc64le.rpm
resource-agents-debugsource-4.1.1-98.el8.ppc64le.rpm
resource-agents-paf-4.1.1-98.el8.ppc64le.rpm

s390x:
resource-agents-4.1.1-98.el8.s390x.rpm
resource-agents-debuginfo-4.1.1-98.el8.s390x.rpm
resource-agents-debugsource-4.1.1-98.el8.s390x.rpm
resource-agents-paf-4.1.1-98.el8.s390x.rpm

x86_64:
resource-agents-4.1.1-98.el8.x86_64.rpm
resource-agents-aliyun-4.1.1-98.el8.x86_64.rpm
resource-agents-aliyun-debuginfo-4.1.1-98.el8.x86_64.rpm
resource-agents-debuginfo-4.1.1-98.el8.x86_64.rpm
resource-agents-debugsource-4.1.1-98.el8.x86_64.rpm
resource-agents-gcp-4.1.1-98.el8.x86_64.rpm
resource-agents-paf-4.1.1-98.el8.x86_64.rpm

Red Hat Enterprise Linux ResilientStorage (v. 8):

Source:
resource-agents-4.1.1-98.el8.src.rpm

ppc64le:
resource-agents-4.1.1-98.el8.ppc64le.rpm
resource-agents-debuginfo-4.1.1-98.el8.ppc64le.rpm
resource-agents-debugsource-4.1.1-98.el8.ppc64le.rpm
resource-agents-paf-4.1.1-98.el8.ppc64le.rpm

s390x:
resource-agents-4.1.1-98.el8.s390x.rpm
resource-agents-debuginfo-4.1.1-98.el8.s390x.rpm
resource-agents-debugsource-4.1.1-98.el8.s390x.rpm
resource-agents-paf-4.1.1-98.el8.s390x.rpm

x86_64:
resource-agents-4.1.1-98.el8.x86_64.rpm
resource-agents-aliyun-4.1.1-98.el8.x86_64.rpm
resource-agents-aliyun-debuginfo-4.1.1-98.el8.x86_64.rpm
resource-agents-debuginfo-4.1.1-98.el8.x86_64.rpm
resource-agents-debugsource-4.1.1-98.el8.x86_64.rpm
resource-agents-gcp-4.1.1-98.el8.x86_64.rpm
resource-agents-paf-4.1.1-98.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-2021-20270
https://access.redhat.com/security/cve/CVE-2021-27291
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2021 Red Hat, Inc.
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