CVE-2026-24401

Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. In versions 0.9rc2 and below, avahi-daemon can be crashed via a segmentation fault by sending an unsolicited mDNS response containing a recursive CNAME record, where the alias and canonica...

CVE-2026-24401 Avahi has Uncontrolled Recursion in lookup_handle_cname function

Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. In versions 0.9rc2 and below, avahi-daemon can be crashed via a segmentation fault by sending an unsolicited mDNS response containing a recursive CNAME record, where the alias and canonica...

Avahi security vulnerability

Avahi is a set of open-source local service discovery tools for Linux. Versions of Avahi 0.9rc2 and earlier contained security vulnerabilities. These vulnerabilities stemmed from the sending of mDNS responses that included recursive CNAME records, which could lead to segmentation violations and...

PT-2026-4557

Name of the Vulnerable Software and Affected Versions Avahi versions 0.9rc2 and below Description Avahi, a system for service discovery on a local network using mDNS/DNS-SD, is susceptible to a denial-of-service condition. Sending a crafted mDNS response with a recursive CNAME record, where the...

Linux Distros Unpatched Vulnerability : CVE-2026-24401

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. In versions 0.9rc2 and below, avahi-daemon can be...

Updated avahi packages fix security vulnerabilities

Avahi has a reachable assertion in avahiwideareascancache. CVE-2025-68276 Avahi has a reachable assertion in lookupmulticastcallback. CVE-2025-68468 Avahi has a reachable assertion in lookupstart. CVE-2025-68471...

MGASA-2026-0016 Updated avahi packages fix security vulnerabilities

Avahi has a reachable assertion in avahiwideareascancache. CVE-2025-68276 Avahi has a reachable assertion in lookupmulticastcallback. CVE-2025-68468 Avahi has a reachable assertion in lookupstart. CVE-2025-68471...

Azure Linux 3.0 Security Update: kernel (CVE-2025-38343)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-38343 advisory. - In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: drop fragments with...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21759)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21759 advisory. - In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: extend RCU protection in...

CVE-2021-47854 DD-WRT 45723 - UPNP Buffer Overflow

DD-WRT version 45723 contains a buffer overflow vulnerability in the UPNP network discovery service that allows remote attackers to potentially execute arbitrary code. Attackers can send crafted M-SEARCH packets with oversized UUID payloads to trigger buffer overflow conditions on the target devi...

CLSA-2026-1768669128 kernel: Fix of 39 CVEs

Bluetooth: hcisysfs: Fix attempting to call deviceadd multiple times CVE-2022-50419 - firewire: net: fix use after free in fwnetfinishincomingpacket CVE-2023-53432 - wifi: brcmfmac: fix use-after-free bug in brcmfnetdevstartxmit CVE-2022-50408 - wifi: brcmfmac: slab-out-of-bounds read in...

MiracleLinux 7 : avahi-0.6.31-20.el7 (AXSA:2020-4548:01)

The remote MiracleLinux 7 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2020-4548:01 advisory. avahi: Multicast DNS responds to unicast queries outside of local network CVE-2017-6519 Tenable has extracted the preceding description block directly from t...

MiracleLinux 4 : RDMA stack (AXSA:2013-371:01)

The remote MiracleLinux 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2013-371:01 advisory. - ibacm before 1.0.6 does not properly manage reference counts for multicast connections, which allows remote attackers to cause a denial of service...

ROS-20260119-7353

A vulnerability in the net/ipv6/mcast.c component of the Linux operating system kernel is related to the allocation of unlimited memory. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

ROS-20260119-7320

A vulnerability in the net/ipv4/ipmrbase.c component of the Linux operating system kernel is related to state management errors. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

SUSE-SU-2026:0143-1 Security update for avahi

This update for avahi fixes the following issues: - CVE-2025-68276: avahi: reachable assertion in avahiwideareascancache can lead to crash of avahi-daemon bsc1256498. - CVE-2025-68468: avahi: reachable assertion in lookupmulticastcallback can lead to crash of avahi-daemon bsc1256499. -...

RDMA/cm: Fix leaking the multicast GID table reference

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mlxsw: spectrum_mr: Fix use-after-free when updating multicast route stats

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CVE-2025-71084

In the Linux kernel, the following vulnerability has been resolved: RDMA/cm: Fix leaking the multicast GID table reference If the CM ID is destroyed while the CM event for multicast creating is still queued the cancelworksync will prevent the work from running which also prevents destroying the...

CVE-2025-68800

In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrummr: Fix use-after-free when updating multicast route stats Cited commit added a dedicated mutex instead of RTNL to protect the multicast route list, so that it will not change while the driver periodically traverse...