Cisco IOS XR Software Route Processor Denial of Service Vulnerability

by George Chetcuti [Published on 24 Oct. 2013 / Last Updated on 24 Oct. 2013]

Customers that are running version 4.2.1 or later of Cisco IOS XR Software, or that have previously installed the Software Maintenance Upgrades (SMU) for Cisco bug ID CSCtz62593 are not affected by this vulnerability.

Cisco IOS XR Software Releases 3.3.0 to 4.2.0 contain a vulnerability when handling fragmented packets that could result in a denial of service (DoS) condition of the Cisco CRS Route Processor cards listed in the "Affected Products" section of this advisory. 

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