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Security Advisory vixie-cron security update

Advisory: RHSA-2006:0539-9
Type: Security Advisory
Severity: Important
Issued on: 2006-07-12
Last updated on: 2006-07-12
Affected Products: Red Hat Desktop (v. 4)
Red Hat Enterprise Linux AS (v. 4)
Red Hat Enterprise Linux ES (v. 4)
Red Hat Enterprise Linux WS (v. 4)
CVEs (cve.mitre.org): CVE-2006-2607

Details

Updated vixie-cron packages that fix a privilege escalation issue are now
available.

This update has been rated as having important security impact by the Red Hat
Security Response Team.

The vixie-cron package contains the Vixie version of cron. Cron is a
standard UNIX daemon that runs specified programs at scheduled times.

A privilege escalation flaw was found in the way Vixie Cron runs programs;
vixie-cron does not properly verify an attempt to set the current process
user id succeeded. It was possible for a malicious local users who
exhausted certain limits to execute arbitrary commands as root via cron.
(CVE-2006-2607)

All users of vixie-cron should upgrade to these updated packages, which
contain a backported patch to correct this issue.


Solution

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

This update is available via Red Hat Network. To use Red Hat Network,
launch the Red Hat Update Agent with the following command:

up2date

This will start an interactive process that will result in the appropriate
RPMs being upgraded on your system.

Updated packages

Red Hat Desktop (v. 4)

IA-32:
vixie-cron-4.1-44.EL4.i386.rpm
File outdated by:  RHBA-2010:0171
    MD5: 96f8e56c7683001feb3f3af160e5d3bc
 
x86_64:
vixie-cron-4.1-44.EL4.x86_64.rpm
File outdated by:  RHBA-2010:0171
    MD5: 3d045241d3453e8bc5a6bc260320fbc9
 
Red Hat Enterprise Linux AS (v. 4)

IA-32:
vixie-cron-4.1-44.EL4.i386.rpm
File outdated by:  RHBA-2010:0171
    MD5: 96f8e56c7683001feb3f3af160e5d3bc
 
IA-64:
vixie-cron-4.1-44.EL4.ia64.rpm
File outdated by:  RHBA-2010:0171
    MD5: a8d8d2c094a1d9aa1e8b565633f63491
 
PPC:
vixie-cron-4.1-44.EL4.ppc.rpm
File outdated by:  RHBA-2010:0171
    MD5: abbfe3611ef001871714d508cb12ee78
 
s390:
vixie-cron-4.1-44.EL4.s390.rpm
File outdated by:  RHBA-2010:0171
    MD5: 13a5b37c0c9c360055a75c3b779603c9
 
s390x:
vixie-cron-4.1-44.EL4.s390x.rpm
File outdated by:  RHBA-2010:0171
    MD5: 869131c337de109964f8acb2e720ee33
 
x86_64:
vixie-cron-4.1-44.EL4.x86_64.rpm
File outdated by:  RHBA-2010:0171
    MD5: 3d045241d3453e8bc5a6bc260320fbc9
 
Red Hat Enterprise Linux ES (v. 4)

IA-32:
vixie-cron-4.1-44.EL4.i386.rpm
File outdated by:  RHBA-2010:0171
    MD5: 96f8e56c7683001feb3f3af160e5d3bc
 
IA-64:
vixie-cron-4.1-44.EL4.ia64.rpm
File outdated by:  RHBA-2010:0171
    MD5: a8d8d2c094a1d9aa1e8b565633f63491
 
x86_64:
vixie-cron-4.1-44.EL4.x86_64.rpm
File outdated by:  RHBA-2010:0171
    MD5: 3d045241d3453e8bc5a6bc260320fbc9
 
Red Hat Enterprise Linux WS (v. 4)

IA-32:
vixie-cron-4.1-44.EL4.i386.rpm
File outdated by:  RHBA-2010:0171
    MD5: 96f8e56c7683001feb3f3af160e5d3bc
 
IA-64:
vixie-cron-4.1-44.EL4.ia64.rpm
File outdated by:  RHBA-2010:0171
    MD5: a8d8d2c094a1d9aa1e8b565633f63491
 
x86_64:
vixie-cron-4.1-44.EL4.x86_64.rpm
File outdated by:  RHBA-2010:0171
    MD5: 3d045241d3453e8bc5a6bc260320fbc9
 
(The unlinked packages above are only available from the Red Hat Network)

Bugs fixed (see bugzilla for more information)

193146 - CVE-2006-2607 Jobs start from root when pam_limits enabled


References



These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from:
https://www.redhat.com/security/team/key/#package

The Red Hat security contact is secalert@redhat.com. More contact details at http://www.redhat.com/security/team/contact/