RHBA-2012:0943 - Bug Fix Advisory

Topic

Updated fence-agents packages that fix various bugs and add an enhancement are
now available for Red Hat Enterprise Linux 6.

Description

The fence-agents package contains a collection of scripts to handle remote power
management for cluster devices. They allow failed or unreachable cluster nodes
to be forcibly restarted and removed from the cluster.

These updated fence-agents packages include numerous bug fixes and an
enhancement. Space precludes documenting all of these changes in this advisory.
Users are directed to the Red Hat Enterprise Linux 6.3 Technical Notes for
information on the most significant of these changes:

https://docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/6/html/6.3_Technical_Notes/fence-agents.html#RHBA-2012-0943

Users of fence-agents are advised to upgrade to these updated packages, which
fix these bugs and add this enhancement.

Solution

Before applying this update, make sure all previously-released errata
relevant to your system have been applied.

This update is available via the Red Hat Network. Details on how to
use the Red Hat Network to apply this update are available at
https://access.redhat.com/knowledge/articles/11258

Affected Products

• Red Hat Enterprise Linux Server 6 x86_64
• Red Hat Enterprise Linux Server 6 i386
• Red Hat Enterprise Linux Server - Extended Life Cycle Support 6 x86_64
• Red Hat Enterprise Linux Server - Extended Life Cycle Support 6 i386
• Red Hat Enterprise Linux Workstation 6 x86_64
• Red Hat Enterprise Linux Workstation 6 i386
• Red Hat Enterprise Linux Desktop 6 x86_64
• Red Hat Enterprise Linux Desktop 6 i386
• Red Hat Enterprise Linux for Scientific Computing 6 x86_64
• Red Hat Enterprise Linux Server from RHUI 6 x86_64
• Red Hat Enterprise Linux Server from RHUI 6 i386
• Red Hat Enterprise Linux Server - Extended Life Cycle Support Extension 6 x86_64
• Red Hat Enterprise Linux Server - Extended Life Cycle Support Extension 6 i386

Fixes

• BZ - 714841 - fence_<agent> metadata behaviour and docs
• BZ - 741339 - fence_scsi: fence_scsi.dev file gets unlinked on each unfence operation
• BZ - 771936 - Possible buffer overflow, null-dereference defects (fence-agents)
• BZ - 785091 - fence_apc caught KeyError: '-p'
• BZ - 787706 - fence_ipmilan doesn't respect power_wait option for power off
• BZ - 804805 - fence_node -U fences instead of unfencing
• BZ - 806883 - Attribute unique in XML metadata
• BZ - 806897 - IPMI: return code can be invalid
• BZ - 806912 - Typos in fence_ipmilan

CVEs

(none)

References

• https://docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/6/html/6.3_Technical_Notes/fence-agents.html#RHBA-2012-0943