Moderate: pcs security and bug fix update

2023-05-1600:00:00

Google

osv.dev

pcs packages

command-line configuration

pacemaker

corosync

security fix

denial of service

multipart mime parsing

header parsing

cve-2023-27530

cve-2023-27539

cvss score

bug fix

'pcs config checkpoint diff'

configuration differences

scsi fencing device

cluster resources

restart

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.3 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

36.9%

JSON

The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities.

Security Fix(es):

rubygem-rack: Denial of service in Multipart MIME parsing (CVE-2023-27530)
rubygem-rack: denial of service in header parsing (CVE-2023-27539)

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.

Bug Fix(es):

Command ‘pcs config checkpoint diff’ does not show configuration differences between checkpoints (BZ#2180700)
Need a way to add a scsi fencing device to a cluster without requiring a restart of all cluster resources (BZ#2180706)