[SECURITY] Fedora 45 Update: lldpd-1.0.18-8.fc45

LLDP is an industry standard protocol designed to supplant proprietary Link-Layer protocols such as EDP or CDP. The goal of LLDP is to provide an inter-vendor compatible mechanism to deliver Link-Layer notifications to adjacent network devices...

Rocky Linux 9 [CIQ] Security Update: lldpd / lldpd-debuginfo / lldpd-debugsource / lldpd-devel Multiple Vulnerabilities (crlsa-2024_9158)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20249158 advisory. lldp/openvswitch: denial of service via externally triggered memory leak CVE-2020-27827 lldpd: out-of-bounds read when decoding SONMP packets CVE-2021-4361...

AlmaLinux 9.2 [TuxCare] Security Update: lldpd / lldpd-devel (ALMALINUX9.2:CLSA-2025:1758823952)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1758823952 advisory. - In lldpd before 1.0.13, when decoding SONMP packets in the sonmpdecode function, it's possible to trigger an out-of-bounds heap read via...

AlmaLinux 9.2 [TuxCare] Security Update: lldpd / lldpd-devel (ALMALINUX9.2:CLSA-2025:1758729003)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1758729003 advisory. - An issue was discovered in lldpd before 1.0.17. By crafting a CDP PDU packet with specific CDPTLVADDRESSES TLVs, a malicious actor can...

AlmaLinux 9.2 [TuxCare] Security Update: lldpd / lldpd-devel (ALMALINUX9.2:CLSA-2026:1781628379)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1781628379 advisory. - lldpd is an implementation of IEEE 802.1ab LLDP. Prior to version 1.0.22, lldpddecode in src/daemon/lldpd.c strips 802.1Q VLAN tags from...

AlmaLinux 9.6 [TuxCare] Security Update: lldpd / lldpd-devel (ALMALINUX9.6:CLSA-2026:1782221091)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1782221091 advisory. - lldpd is an implementation of IEEE 802.1ab LLDP. Prior to version 1.0.22, lldpddecode in src/daemon/lldpd.c strips 802.1Q VLAN tags from...

Rocky Linux 9.6 [TuxCare] Security Update: lldpd / lldpd-devel (ALMALINUX9.6:CLSA-2026:1782221091)

The Rocky Linux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1782221091 advisory. - lldpd is an implementation of IEEE 802.1ab LLDP. Prior to version 1.0.22, lldpddecode in src/daemon/lldpd.c strips 802.1Q VLAN tags from...

CVE-2026-46433 affecting package lldpd for versions less than 1.0.22-1

CVE-2026-46433 affecting package lldpd for versions less than 1.0.22-1. An upgraded version of the package is available that resolves this issue...

OPENSUSE-SU-2026:21146-1 Security update for lldpd

This update for lldpd fixes the following issues: Changes in lldpd: - Update to version 1.0.22 Fix CVE-2026-46433, out-of-bound read access when removing VLAN tag 787. Reject 0-length management address in LLDP. Fix race condition when creating the control socket. Fix FDP MAC address. Fix memory...

SUSE CVE-2026-46433

lldpd is an implementation of IEEE 802.1ab LLDP. Prior to version 1.0.22, lldpddecode in src/daemon/lldpd.c strips 802.1Q VLAN tags from received Ethernet frames by calling memmove to shift the frame payload 4 bytes left. The third argument byte count is s - 2 ETHERADDRLEN but should be s - 2...

lldpd: Heap OOB Read in VLAN Decapsulation memmove

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AZL-89700 CVE-2026-46433 affecting package lldpd for versions less than 1.0.22-1

lldpd is an implementation of IEEE 802.1ab LLDP. Prior to version 1.0.22, lldpddecode in src/daemon/lldpd.c strips 802.1Q VLAN tags from received Ethernet frames by calling memmove to shift the frame payload 4 bytes left. The third argument byte count is s - 2 ETHERADDRLEN but should be s - 2...

CVE-2026-46433 lldpd: Heap OOB Read in VLAN Decapsulation memmove

lldpd is an implementation of IEEE 802.1ab LLDP. Prior to version 1.0.22, lldpddecode in src/daemon/lldpd.c strips 802.1Q VLAN tags from received Ethernet frames by calling memmove to shift the frame payload 4 bytes left. The third argument byte count is s - 2 ETHERADDRLEN but should be s - 2...

EUVD-2026-35858

lldpd is an implementation of IEEE 802.1ab LLDP. Prior to version 1.0.22, lldpddecode in src/daemon/lldpd.c strips 802.1Q VLAN tags from received Ethernet frames by calling memmove to shift the frame payload 4 bytes left. The third argument byte count is s - 2 ETHERADDRLEN but should be s - 2...

CVE-2026-46433 lldpd: Heap OOB Read in VLAN Decapsulation memmove

lldpd is an implementation of IEEE 802.1ab LLDP. Prior to version 1.0.22, lldpddecode in src/daemon/lldpd.c strips 802.1Q VLAN tags from received Ethernet frames by calling memmove to shift the frame payload 4 bytes left. The third argument byte count is s - 2 ETHERADDRLEN but should be s - 2...

CVE-2026-46433

lldpd is an implementation of IEEE 802.1ab LLDP. Prior to version 1.0.22, lldpddecode in src/daemon/lldpd.c strips 802.1Q VLAN tags from received Ethernet frames by calling memmove to shift the frame payload 4 bytes left. The third argument byte count is s - 2 ETHERADDRLEN but should be s - 2...

CVE-2026-46433: Out-of-bounds Read

lldpd is an implementation of IEEE 802.1ab LLDP. Prior to version 1.0.22, lldpddecode in src/daemon/lldpd.c strips 802.1Q VLAN tags from received Ethernet frames by calling memmove to shift the frame payload 4 bytes left. The third argument byte count is s - 2 ETHERADDRLEN but should be s - 2...

lldpd buffer error vulnerability

LLDPD is a daemon capable of receiving and sending LLDP frames. Versions of LLDPD prior to 1.0.22 contained a buffer error vulnerability. This vulnerability stemmed from an error in the memmove byte count calculation by the lldpddecode function when stripping the 802.1Q VLAN tag, which could lead...

Linux Distros Unpatched Vulnerability : CVE-2026-46433

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - lldpd is an implementation of IEEE 802.1ab LLDP. Prior to version 1.0.22, lldpddecode in src/daemon/lldpd.c strips 802.1Q VLAN tags from received Ethernet frame...

lldpd bug fix and enhancement update

An update is available for lldpd. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list LLDP is an industry standard protocol designed to supplant proprietary Link-Lay...