April 17, 2023, 10:15 p.m. |

National Vulnerability Database web.nvd.nist.gov

A Use After Free vulnerability in the Layer 2 Address Learning Manager (l2alm) of Juniper Networks Junos OS on QFX Series allows an adjacent attacker to cause the Packet Forwarding Engine to crash and restart, leading to a Denial of Service (DoS). The PFE may crash when a lot of MAC learning and aging happens, but due to a Race Condition (Concurrent Execution using Shared Resource with Improper Synchronization) that is outside the attackers direct control. This issue affects: Juniper …

address aging crash cve denial of service dos engine forwarding free juniper juniper networks junos junos os mac manager may networks packet series service vulnerability

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