Gentoo: GLSA-201509-05: NetworkManager: Denial of Service
Summary
IPv6 Neighbour Discovery ICMP broadcast containing a non-route with a low hop limit causes a Denial of Service by lowering the hop limit on existing IPv6 routes in NetworkManager.
Resolution
All NetworkManager users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/networkmanager-1.0.2"
References
[ 1 ] CVE-2015-2924 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-2924
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201509-05
Concerns
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.
![Dist Gentoo](/images/distros/dist-gentoo.png)
Synopsis
Improper handling of Router Advertisements in NetworkManager could cause a Denial of Service condition in IPv6 network stacks.
Background
NetworkManager is an universal network configuration daemon for laptops, desktops, servers and virtualization hosts.
Affected Packages
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/networkmanager < 1.0.2 >= 1.0.2
Impact
===== A remote attacker on the same network segment could cause a Denial of Service condition in NetworkManager
Workaround
There is no known workaround at this time.