D-Bus: Multiple vulnerabilities

1. Gentoo Linux Security Advisory

Package	Vulnerable versions	Unaffected versions	Architecture(s)
sys-apps/dbus	< 1.4.12	>= 1.4.12	All supported architectures

Related bugreports: #348766, #371261, #372743

Multiple vulnerabilities were found in D-Bus, the worst of which allowing for a symlink attack.

2. Impact Information

D-Bus is a message bus system, a simple way for applications to talk to each other.

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

The vulnerabilities allow for local Denial of Service (daemon crash), or arbitrary file overwriting.

3. Resolution Information

There is no known workaround at this time.

All D-Bus users should upgrade to the latest version:

Code Listing 3.1: Resolution

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=sys-apps/dbus-1.4.12"

4. References

Page updated October 21, 2011

Summary: This is a Gentoo Linux Security Advisory

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