A flaw was found in Avahi-daemon, which relies on fixed source ports for wide-area DNS queries. This issue simplifies attacks where malicious DNS responses are injected.
CVSS Details
- CVSS 3.1 Base Score: 5.3
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade avahi | Aug 8, 2025 | Nov 21, 2024 |
| Amazon Linux Ami 2 | — | Upgrade avahi-qt4Upgrade avahi-glib-develUpgrade avahi-qt3Upgrade avahi-libsUpgrade avahi-compat-howl-develUpgrade avahi-compat-libdns_sd-develUpgrade avahi-gobjectUpgrade avahi-compat-howlUpgrade avahi-qt3-develUpgrade avahi-dnsconfdUpgrade avahi-debuginfoUpgrade avahi-toolsUpgrade avahi-ui-develUpgrade avahi-autoipdUpgrade avahi-develUpgrade avahi-compat-libdns_sdUpgrade avahi-glibUpgrade avahi-uiUpgrade avahi-qt4-develUpgrade avahi-ui-gtk3Upgrade avahi-gobject-develUpgrade avahiUpgrade avahi-ui-tools | Dec 20, 2024 | Nov 21, 2024 |
| Amazon_linux_2023 | — | Upgrade avahi-libs-debuginfoUpgrade avahi-compat-howl-develUpgrade avahi-autoipd-debuginfoUpgrade avahi-compat-libdns_sdUpgrade avahi-debugsourceUpgrade avahi-gobject-debuginfoUpgrade avahi-glib-develUpgrade avahi-autoipdUpgrade avahi-compat-howl-debuginfoUpgrade avahi-glibUpgrade avahi-glib-debuginfoUpgrade avahi-gobjectUpgrade avahi-develUpgrade avahi-debuginfoUpgrade avahi-dnsconfdUpgrade avahi-compat-howlUpgrade avahi-dnsconfd-debuginfoUpgrade avahi-ui-gtk3-debuginfoUpgrade avahi-ui-gtk3Upgrade avahi-libsUpgrade avahiUpgrade avahi-toolsUpgrade avahi-tools-debuginfoUpgrade avahi-ui-develUpgrade avahi-compat-libdns_sd-debuginfoUpgrade avahi-gobject-develUpgrade avahi-compat-libdns_sd-devel | Feb 17, 2025 | Nov 15, 2024 |
| Debian | — | No solution exists | May 15, 2025 | Nov 21, 2024 |
| Dell Powerstore Dsa2026115 | — | Upgrade Dell PowerStoreOS to the latest version | Feb 25, 2026 | Feb 24, 2026 |
| Huawei Euleros 2_0_sp10 | — | Upgrade avahi-libs | Mar 17, 2026 | Mar 16, 2026 |
| Huawei Euleros 2_0_sp11 | — | Upgrade avahi-libs | Dec 12, 2025 | Dec 11, 2025 |
| Huawei Euleros 2_0_sp12 | — | Upgrade avahi-libs | Jan 15, 2026 | Jan 6, 2026 |
| Huawei Euleros 2_0_sp13 | — | Upgrade avahi-libs | Dec 12, 2025 | Dec 11, 2025 |
| Nutanix Ahv | — | Upgrade Nutanix AHV to the latest version | Jun 5, 2026 | Dec 15, 2025 |
| Oracle_linux | — | Upgrade avahi-compat-libdns_sd-develUpgrade avahi-compat-libdns_sdUpgrade avahi-glib-develUpgrade avahiUpgrade avahi-glibUpgrade avahi-autoipdUpgrade avahi-compat-howlUpgrade avahi-develUpgrade avahi-gobjectUpgrade avahi-gobject-develUpgrade avahi-libsUpgrade avahi-compat-howl-develUpgrade avahi-tools | Jul 22, 2025 | Nov 15, 2024 |
| Redhat_linux | — | Upgrade avahi-dnsconfd-debuginfoUpgrade avahi-glib-debuginfoUpgrade avahi-gobject-debuginfoUpgrade avahi-compat-howl-debuginfoUpgrade avahi-glibUpgrade avahiUpgrade avahi-compat-libdns_sd-develUpgrade avahi-tools-debuginfoUpgrade avahi-gobject-develNo solution existsUpgrade avahi-gobjectUpgrade avahi-ui-debuginfoUpgrade avahi-debugsourceUpgrade avahi-ui-gtk3-debuginfoUpgrade avahi-compat-libdns_sd-debuginfoUpgrade avahi-compat-libdns_sdUpgrade avahi-glib-develUpgrade avahi-autoipdUpgrade avahi-autoipd-debuginfoUpgrade avahi-ui-tools-debuginfoUpgrade avahi-debuginfoUpgrade avahi-toolsUpgrade avahi-compat-howl-develUpgrade avahi-compat-howlUpgrade avahi-libs-debuginfoUpgrade avahi-libsUpgrade avahi-devel | Jul 9, 2025 | Nov 21, 2024 |
| Rocky_linux | — | Upgrade avahi-autoipdUpgrade avahiUpgrade avahi-gobject-develUpgrade avahi-compat-howlUpgrade avahi-libsUpgrade avahi-glib-develUpgrade avahi-autoipd-debuginfoUpgrade avahi-develUpgrade avahi-compat-libdns_sd-develUpgrade avahi-compat-libdns_sdUpgrade avahi-glib-debuginfoUpgrade avahi-debuginfoUpgrade avahi-gobjectUpgrade avahi-tools-debuginfoUpgrade avahi-libs-debuginfoUpgrade avahi-glibUpgrade avahi-compat-libdns_sd-debuginfoUpgrade avahi-toolsUpgrade avahi-compat-howl-debuginfoUpgrade avahi-compat-howl-develUpgrade avahi-gobject-debuginfoUpgrade avahi-debugsource | Feb 5, 2026 | Oct 4, 2025 |
| Ubuntu | — | No solution exists | Jun 26, 2025 | Nov 21, 2024 |
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