I have a question, can someone share if the above advisory affect Cisco 3550-12G (c3550-ipservices-mz.122-25.SEB4.bin) or Cisco 6509 (c6sup12-js-mz.121-22.E2.bin)?
I couldn't find recommended fix 12.4 for C3550 and C6509, the latest IOS version for both are 12.1 (C6509) and 12.2 (C3550).
Thank you for your posting and interest in the Cisco Support Community. For best practices on posting documents in this community you can refer to
For technical questions related to a Cisco Product or Technology, we encourage you to post on the Network Professionals Forum (NetPro). For your question on <specify Cisco Product or technology> you can go to <put the link to the specific forum, e.g. if the question is related to Security, put the post in General