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oss-secAvahi: achable assertion in transport_flags_from_domain (CVE-2026-34933)

First published (updated )
https://seclists.org/oss-sec/2026/q2/103

Avahi AvahiAvahi: Reachable assertion in `transport_flags_from_domain()` via conflicting publish flags crashes avahi-daemon

Risk 34
Severity
5.5
First published (updated )
CVE-2026-34933

Avahi AvahiAvahi has Uncontrolled Recursion in lookup_handle_cname function

Risk 27
Severity
6.5
EPSS
0.03%
First published (updated )
CVE-2026-24401

Avahi AvahiAvahi has a reachable assertion in lookup_start

Risk 37
Severity
6.5
First published (updated )
CVE-2025-68471

Avahi AvahiAvahi has a reachable assertion in lookup_multicast_callback

Risk 37
Severity
6.5
First published (updated )
CVE-2025-68468
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Avahi AvahiAvahi has a reachable assertion in avahi_wide_area_scan_cache

Risk 32
Severity
5.5
First published (updated )
CVE-2025-68276

oss-secAvahi simple protocol server accepts unlimited connections [CVE-2025-59529]

First published (updated )
https://seclists.org/oss-sec/2025/q4/288

Avahi Avahisimple protocol server ignores accepts unlimited connections and logs failures without limit

Risk 34
Severity
5.5
First published (updated )
CVE-2025-59529

Avahi AvahiModerate: avahi security update

Risk 19
Severity
4
First published (updated )
Advisory
RHSA-2025:16441

Avahi avahi-daemonAvahi: avahi wide-area dns predictable transaction ids

Risk 27
Severity
5.3
First published (updated )
CVE-2024-52616
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Avahi AvahiThe sequential increment of DNS transaction IDs makes Avahi vulnerable to DNS spoofing, allowing att…

Risk 19
Severity
4
First published (updated )
REDHAT-BUG-2326429

Avahi avahi-daemonAvahi: avahi wide-area dns uses constant source port

Risk 27
Severity
5.3
First published (updated )
CVE-2024-52615

Avahi avahi-daemonThis vulnerability exposes Avahi-daemon to potential DNS spoofing attacks by using a fixed source po…

Risk 19
Severity
4
First published (updated )
REDHAT-BUG-2326418

CVEs assigned for reachable assertions in avahi

First published (updated )
https://seclists.org/oss-sec/2023/q4/59

redhat Enterprise LinuxReachable assertion in avahi_alternative_host_name

Risk 37
Severity
6.2
First published (updated )
CVE-2023-38473
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Avahi AvahiA reachable assertion was found in avahi_alternative_host_name. References: https://github.com/lat…

Risk 19
Severity
4
First published (updated )
REDHAT-BUG-2191694

redhat Enterprise LinuxReachable assertion in avahi_rdata_parse

Risk 37
Severity
6.2
First published (updated )
CVE-2023-38472

Avahi AvahiA reachable assertion was found in avahi_rdata_parse. References: https://github.com/lathiat/avahi…

Risk 19
Severity
4
First published (updated )
REDHAT-BUG-2191692

redhat Enterprise LinuxReachable assertion in dbus_set_host_name

Risk 37
Severity
6.2
First published (updated )
CVE-2023-38471

redhat Enterprise LinuxReachable assertion in avahi_escape_label

Risk 37
Severity
6.2
First published (updated )
CVE-2023-38470
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redhat Enterprise LinuxReachable assertion in avahi_dns_packet_append_record

Risk 37
Severity
6.2
First published (updated )
CVE-2023-38469

Avahi AvahiA reachable assertion was found in avahi_dns_packet_append_record. References: https://github.com/…

Risk 19
Severity
4
First published (updated )
REDHAT-BUG-2191687

Avahi avahi-daemonIt was discovered that the avahi deamon can be locally crashed by a dbus call made by an unprivilege…

Risk 19
Severity
4
First published (updated )
REDHAT-BUG-2185911

ubuntu/avahiA vulnerability was found in the avahi library. This flaw allows an unprivileged user to make a dbus…

Risk 37
Severity
6.2
First published (updated )
CVE-2023-1981

Avahi avahi-daemonA local Dos in avahi-daemon that can be triggered by trying to resolve badly-formatted hostnames on …

Risk 19
Severity
4
First published (updated )
REDHAT-BUG-1946914
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Avahi AvahiNull Pointer Dereference

Risk 32
Severity
5.5
First published (updated )
CVE-2021-3502

Avahi avahi-daemonA flaw was found in avahi deamon. Denial of service can be triggered by writing long lines to /run/a…

Risk 19
Severity
4
First published (updated )
REDHAT-BUG-1939614

debian/avahiA flaw was found in avahi deamon. Denial of service can be triggered by writing long lines to /run/a…

Risk 32
Severity
5.5
First published (updated )
CVE-2021-3468

Debian Debian Linuxavahi-daemon-check-dns.sh in the Debian avahi package through 0.8-4 is executed as root via /etc/net…

Risk 69
Severity
7.8
First published (updated )
CVE-2021-26720

Canonical Ubuntu LinuxLast updated 25 August 2025

Risk 69
Severity
9.1
First published (updated )
CVE-2017-6519
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