CVE-2024-30386: Use After Free

A Use-After-Free vulnerability in the Layer 2 Address Learning Daemon l2ald of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause l2ald to crash leading to a Denial-of-Service DoS. In an EVPN-VXLAN scenario, when state updates are received and...

PT-2024-2966 · Juniper Networks · Junos Evolved +1

Name of the Vulnerable Software and Affected Versions: Junos OS versions prior to 20.4R3-S8 Junos OS versions 21.2 prior to 21.2R3-S6 Junos OS versions 21.3 prior to 21.3R3-S5 Junos OS versions 21.4 prior to 21.4R3-S4 Junos OS versions 22.1 prior to 22.1R3-S3 Junos OS versions 22.2 prior to...

PT-2024-5064 · Juniper Networks · Junos Evolved +1

Name of the Vulnerable Software and Affected Versions: Junos OS versions prior to 20.4R3-S10 Junos OS versions 21.2 prior to 21.2R3-S7 Junos OS versions 21.4 prior to 21.4R3-S5 Junos OS versions 22.1 prior to 22.1R3-S4 Junos OS versions 22.2 prior to 22.2R3-S3 Junos OS versions 22.3 prior to...

CVE-2021-0244

A signal handler race condition exists in the Layer 2 Address Learning Daemon L2ALD of Juniper Networks Junos OS due to the absence of a specific protection mechanism to avoid a race condition which may allow an attacker to bypass the storm-control feature on devices. This issue is a corner case...

Race condition

A signal handler race condition exists in the Layer 2 Address Learning Daemon L2ALD of Juniper Networks Junos OS due to the absence of a specific protection mechanism to avoid a race condition which may allow an attacker to bypass the storm-control feature on devices. This issue is a corner case...

CVE-2021-0244

CVE-2021-0244 describes a signal handler race condition in the Layer 2 Address Learning Daemon (L2ALD) of Juniper Networks Junos OS that may allow an attacker to bypass storm-control on devices. Affected software ranges across multiple Junos OS branches and versions, including EX Series, SRX Seri...

CVE-2021-0244: Concurrent Execution using Shared Resource with Improper Synchronization

A signal handler race condition exists in the Layer 2 Address Learning Daemon L2ALD of Juniper Networks Junos OS due to the absence of a specific protection mechanism to avoid a race condition which may allow an attacker to bypass the storm-control feature on devices. This issue is a corner case...

CVE-2018-0056

If a duplicate MAC address is learned by two different interfaces on an MX Series device, the MAC address learning function correctly flaps between the interfaces. However, the Layer 2 Address Learning Daemon L2ALD daemon might crash when attempting to delete the duplicate MAC address when the...

CVE-2018-0056

If a duplicate MAC address is learned by two different interfaces on an MX Series device, the MAC address learning function correctly flaps between the interfaces. However, the Layer 2 Address Learning Daemon L2ALD daemon might crash when attempting to delete the duplicate MAC address when the...

CVE-2018-0056 MX Series: L2ALD daemon may crash if a duplicate MAC is learned by two different interfaces

If a duplicate MAC address is learned by two different interfaces on an MX Series device, the MAC address learning function correctly flaps between the interfaces. However, the Layer 2 Address Learning Daemon L2ALD daemon might crash when attempting to delete the duplicate MAC address when the...

CVE-2018-0056

The CVE describes an issue in Juniper Networks Junos OS on MX Series devices with l2-backhaul VPN configured. The Layer 2 Address Learning Daemon (L2ALD) may crash when deleting a duplicate MAC address learned on two different interfaces if the entry is not found in the internal MAC address table...

CVE-2018-0056: Improper Input Validation

If a duplicate MAC address is learned by two different interfaces on an MX Series device, the MAC address learning function correctly flaps between the interfaces. However, the Layer 2 Address Learning Daemon L2ALD daemon might crash when attempting to delete the duplicate MAC address when the...