logrotate: Multiple vulnerabilities

1. Gentoo Linux Security Advisory

Advisory Reference	GLSA 201206-36 / logrotate
Release Date	June 25, 2012
Latest Revision	June 25, 2012: 1
Impact	high
Exploitable	local

Package	Vulnerable versions	Unaffected versions	Architecture(s)
app-admin/logrotate	< 3.8.0	>= 3.8.0	All supported architectures

Related bugreports: #356811, #372973

Synopsis

Multiple vulnerabilities were found in logrotate, which could lead to arbitrary system command execution.

2. Impact Information

Background

logrotate rotates, compresses, and mails system logs.

Description

Multiple vulnerabilities have been discovered in logrotate. Please review the CVE identifiers referenced below for details.

Impact

A local attacker could use this flaw to truncate arbitrary system file, to change file owner or mode on arbitrary system files, to conduct symlink attacks and send arbitrary system files, to execute arbitrary system commands, to cause abort in subsequent logrotate runs, to disclose sensitive information, to execute arbitrary code or cause a Denial of Service condition.

3. Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All logrotate users should upgrade to the latest version:

Code Listing 3.1: Resolution

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=app-admin/logrotate-3.8.0"

4. References

Page updated June 25, 2012

Summary: This is a Gentoo Linux Security Advisory

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