An attacker could exploit this vulnerability by sending multiple crafted PIM6 packets to an affected device.A successful exploit could allow the attacker to cause the PIM6 application to leak system memory.Over time, this memory leak could cause the PIM6 application to stop processing legitimate PIM6 traffic, leading to a DoS condition on the affected device.For a complete list of the advisories and links to them, see Cisco Event Response: August 2020 Cisco FXOS and NX-OS Software Security Advisory Bundled Publication.
Using iACLs allows access from explicitly trusted source IP addresses only. ![]() By installing, downloading, accessing, or otherwise using such software upgrades, customers agree to follow the terms of the Cisco software license. In most cases this will be a maintenance upgrade to software that was previously purchased. Cisco Nx Os Software Checker Free Security SoftwareFree security software updates do not entitle customers to a new software license, additional software feature sets, or major revision upgrades. If the information is not clear, customers are advised to contact the Cisco Technical Assistance Center (TAC) or their contracted maintenance providers. ![]() To include results for Medium SIR vulnerabilities, customers can use the Cisco Software Checker and check the Medium check box in the drop-down list under Impact Rating when customizing a search. If a security advisory recommends a later release, Cisco recommends following the advisory guidance. ![]() The information in this document is intended for end users of Cisco products.
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