UnratedFix available
avahi: Fix of 3 CVEs
Type: advisorySources: OSV
- CVE-2026-34933: refuse publish flags with both AVAHI_PUBLISH_USE_WIDE_AREA and AVAHI_PUBLISH_USE_MULTICAST set - CVE-2025-59529: limit local simple-protocol clients to prevent memory and file descriptor exhaustion - CVE-2025-68276: refuse to create wide-area record browsers when wide-area is off
- Products
- avahi, avahi-autoipd, avahi-compat-howl, avahi-compat-howl-devel, avahi-compat-libdns_sd, avahi-compat-libdns_sd-devel, avahi-devel, avahi-dnsconfd, avahi-glib, avahi-glib-devel, avahi-gobject, avahi-gobject-devel, avahi-libs, avahi-tools, avahi-ui, avahi-ui-devel, avahi-ui-gtk3, avahi-ui-tools
- Affected versions
- Not specified
- Fixed versions
- 0.8-22.el9_6.1.tuxcare.els2
- CVEs
- CVE-2025-59529, CVE-2025-68276, CVE-2026-34933
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 11:46 UTC · Revision 1
Source evidence
- CVE-2026-34933: refuse publish flags with both AVAHI_PUBLISH_USE_WIDE_AREA and AVAHI_PUBLISH_USE_MULTICAST set - CVE-2025-59529: limit local simple-protocol clients to prevent memory and file descriptor exhaustion - CVE-2025-68276: refuse to create wide-area record browsers when wide-area is off
osv:CLSA-2026-1786533280
avahi
Fixed versions: 0.8-22.el9_6.1.tuxcare.els2
avahi-autoipd
Fixed versions: 0.8-22.el9_6.1.tuxcare.els2
avahi-compat-howl
Fixed versions: 0.8-22.el9_6.1.tuxcare.els2
avahi-compat-howl-devel
Fixed versions: 0.8-22.el9_6.1.tuxcare.els2
avahi-compat-libdns_sd
Fixed versions: 0.8-22.el9_6.1.tuxcare.els2
avahi-compat-libdns_sd-devel
Fixed versions: 0.8-22.el9_6.1.tuxcare.els2
avahi-devel
Fixed versions: 0.8-22.el9_6.1.tuxcare.els2
avahi-dnsconfd
Fixed versions: 0.8-22.el9_6.1.tuxcare.els2
avahi-glib
Fixed versions: 0.8-22.el9_6.1.tuxcare.els2
avahi-glib-devel
Fixed versions: 0.8-22.el9_6.1.tuxcare.els2
avahi-gobject
Fixed versions: 0.8-22.el9_6.1.tuxcare.els2
avahi-gobject-devel
Fixed versions: 0.8-22.el9_6.1.tuxcare.els2
avahi-libs
Fixed versions: 0.8-22.el9_6.1.tuxcare.els2
avahi-tools
Fixed versions: 0.8-22.el9_6.1.tuxcare.els2
avahi-ui
Fixed versions: 0.8-22.el9_6.1.tuxcare.els2
avahi-ui-devel
Fixed versions: 0.8-22.el9_6.1.tuxcare.els2
avahi-ui-gtk3
Fixed versions: 0.8-22.el9_6.1.tuxcare.els2
avahi-ui-tools
Fixed versions: 0.8-22.el9_6.1.tuxcare.els2
Complete source record
{
"id": "ff328ad6cf2335ddd3be4ce5f1851e91212f196a179ed8c16dcc495aedf107c8",
"url": "https://osv.dev/vulnerability/CLSA-2026-1786533280",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "avahi: Fix of 3 CVEs",
"summary": "- CVE-2026-34933: refuse publish flags with both AVAHI_PUBLISH_USE_WIDE_AREA and AVAHI_PUBLISH_USE_MULTICAST set - CVE-2025-59529: limit local simple-protocol clients to prevent memory and file descriptor exhaustion - CVE-2025-68276: refuse to create wide-area record browsers when wide-area is off",
"evidence": "osv:CLSA-2026-1786533280",
"products": [
{
"name": {
"value": "avahi",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.8-22.el9_6.1.tuxcare.els2",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "avahi-autoipd",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.8-22.el9_6.1.tuxcare.els2",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "avahi-compat-howl",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.8-22.el9_6.1.tuxcare.els2",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "avahi-compat-howl-devel",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.8-22.el9_6.1.tuxcare.els2",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "avahi-compat-libdns_sd",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.8-22.el9_6.1.tuxcare.els2",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "avahi-compat-libdns_sd-devel",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.8-22.el9_6.1.tuxcare.els2",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "avahi-devel",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.8-22.el9_6.1.tuxcare.els2",
"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "avahi-dnsconfd",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.8-22.el9_6.1.tuxcare.els2",
"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "avahi-glib",
"evidence": "/affected/8/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.8-22.el9_6.1.tuxcare.els2",
"evidence": "/affected/8/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "avahi-glib-devel",
"evidence": "/affected/9/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.8-22.el9_6.1.tuxcare.els2",
"evidence": "/affected/9/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "avahi-gobject",
"evidence": "/affected/10/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.8-22.el9_6.1.tuxcare.els2",
"evidence": "/affected/10/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "avahi-gobject-devel",
"evidence": "/affected/11/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.8-22.el9_6.1.tuxcare.els2",
"evidence": "/affected/11/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "avahi-libs",
"evidence": "/affected/12/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.8-22.el9_6.1.tuxcare.els2",
"evidence": "/affected/12/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "avahi-tools",
"evidence": "/affected/13/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.8-22.el9_6.1.tuxcare.els2",
"evidence": "/affected/13/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "avahi-ui",
"evidence": "/affected/14/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.8-22.el9_6.1.tuxcare.els2",
"evidence": "/affected/14/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "avahi-ui-devel",
"evidence": "/affected/15/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.8-22.el9_6.1.tuxcare.els2",
"evidence": "/affected/15/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "avahi-ui-gtk3",
"evidence": "/affected/16/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.8-22.el9_6.1.tuxcare.els2",
"evidence": "/affected/16/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "avahi-ui-tools",
"evidence": "/affected/17/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.8-22.el9_6.1.tuxcare.els2",
"evidence": "/affected/17/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "CLSA-2026-1786533280",
"aliases": [
"CLSA-2026-1786533280"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.8-22.el9_6.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "avahi",
"purl": "pkg:rpm/tuxcare/avahi?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1786533280.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.8-22.el9_6.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "avahi-autoipd",
"purl": "pkg:rpm/tuxcare/avahi-autoipd?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1786533280.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.8-22.el9_6.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "avahi-compat-howl",
"purl": "pkg:rpm/tuxcare/avahi-compat-howl?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1786533280.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.8-22.el9_6.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "avahi-compat-howl-devel",
"purl": "pkg:rpm/tuxcare/avahi-compat-howl-devel?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1786533280.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.8-22.el9_6.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "avahi-compat-libdns_sd",
"purl": "pkg:rpm/tuxcare/avahi-compat-libdns_sd?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1786533280.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.8-22.el9_6.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "avahi-compat-libdns_sd-devel",
"purl": "pkg:rpm/tuxcare/avahi-compat-libdns_sd-devel?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1786533280.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.8-22.el9_6.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "avahi-devel",
"purl": "pkg:rpm/tuxcare/avahi-devel?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1786533280.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.8-22.el9_6.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "avahi-dnsconfd",
"purl": "pkg:rpm/tuxcare/avahi-dnsconfd?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1786533280.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.8-22.el9_6.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "avahi-glib",
"purl": "pkg:rpm/tuxcare/avahi-glib?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1786533280.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.8-22.el9_6.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "avahi-glib-devel",
"purl": "pkg:rpm/tuxcare/avahi-glib-devel?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1786533280.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.8-22.el9_6.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "avahi-gobject",
"purl": "pkg:rpm/tuxcare/avahi-gobject?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1786533280.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.8-22.el9_6.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "avahi-gobject-devel",
"purl": "pkg:rpm/tuxcare/avahi-gobject-devel?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1786533280.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.8-22.el9_6.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "avahi-libs",
"purl": "pkg:rpm/tuxcare/avahi-libs?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1786533280.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.8-22.el9_6.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "avahi-tools",
"purl": "pkg:rpm/tuxcare/avahi-tools?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1786533280.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.8-22.el9_6.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "avahi-ui",
"purl": "pkg:rpm/tuxcare/avahi-ui?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1786533280.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.8-22.el9_6.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "avahi-ui-devel",
"purl": "pkg:rpm/tuxcare/avahi-ui-devel?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1786533280.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.8-22.el9_6.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "avahi-ui-gtk3",
"purl": "pkg:rpm/tuxcare/avahi-ui-gtk3?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1786533280.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.8-22.el9_6.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "avahi-ui-tools",
"purl": "pkg:rpm/tuxcare/avahi-ui-tools?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1786533280.json"
}
}
],
"modified": "2026-10-26T09:43:17.441634841Z",
"provider": "osv",
"upstream": [
"CVE-2025-59529",
"CVE-2025-68276",
"CVE-2026-34933"
],
"references": [
"https://errata.tuxcare.com/els_os/tuxcare9.6esu/CLSA-2026-1786533280.html",
"https://nvd.nist.gov/vuln/detail/CVE-2025-59529",
"https://nvd.nist.gov/vuln/detail/CVE-2025-68276",
"https://nvd.nist.gov/vuln/detail/CVE-2026-34933"
]
},
"related_cves": [
{
"value": "CVE-2025-59529",
"evidence": "/upstream"
},
{
"value": "CVE-2025-68276",
"evidence": "/upstream"
},
{
"value": "CVE-2026-34933",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 449811,
"published_at": "2026-08-13T05:52:23+00:00"
}