RHSA-2022:7959 - Security Advisory

Topic

An update for guestfs-tools is now available for Red Hat Enterprise Linux 9.

Red Hat Product Security has rated this update as having a security impact of Low. 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

guestfs-tools is a set of tools that can be used to make batch configuration changes to guests, get disk used/free statistics, perform backups and guest clones, change registry/UUID/hostname info, build guests from scratch, and much more.

Security Fix(es):

• libguestfs: Buffer overflow in get_keys leads to DoS (CVE-2022-2211)

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 9.1 Release Notes linked from the References section.

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

Affected Products

• Red Hat Enterprise Linux for x86_64 9 x86_64
• Red Hat Enterprise Linux for IBM z Systems 9 s390x
• Red Hat Enterprise Linux for ARM 64 9 aarch64

Fixes

• BZ - 2059286 - RFE: Rebase guestfs-tools to 1.48 in RHEL 9.1
• BZ - 2072493 - [RFE] Request to add lvm system.devices cleanup operation to virt-sysprep
• BZ - 2075718 - Having to use "--selinux-relabel" is not intuitive given Red Hat products default to selinux enabled.
• BZ - 2089748 - Removal of "--selinux-relabel" option breaks existing scripts
• BZ - 2100862 - CVE-2022-2211 libguestfs: Buffer overflow in get_keys leads to DoS
• BZ - 2106286 - virt-sysprep: make an effort to support LUKS on LV

CVEs

• CVE-2022-2211

References

• https://access.redhat.com/security/updates/classification/#low
• https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html/9.1_release_notes/index