GLSA 201701-07: Open vSwitch: Remote execution of arbitrary code
| Severity: | normal |
| Title: | Open vSwitch: Remote execution of arbitrary code |
| Date: | 01/01/2017 |
| Bugs: | |
| ID: | 201701-07 |
Synopsis
A buffer overflow in Open vSwitch might allow remote attackers to execute arbitrary code.Background
Open vSwitch is a production quality multilayer virtual switch.
Affected packages
| Package | Vulnerable | Unaffected | Architecture(s) |
|---|---|---|---|
| net-misc/openvswitch | < 2.5.0 | >= 2.5.0 | All supported architectures |
Description
A buffer overflow was discovered in lib/flow.c in ovs-vswitchd.
Impact
A remote attacker, using a specially crafted MPLS packet, could execute arbitrary code.
Workaround
There is no known workaround at this time.
Resolution
All Open vSwitch users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/openvswitch-2.5.0"
References
Availability
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
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.
License
Copyright 2010 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.