DEBIAN-CVE-2026-34933
Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. Prior to version 0.9-rc4, any unprivileged local user can crash avahi-daemon by sending a single D-Bus method call with conflicting publish flags. This issue has been patched in version 0.9-rc4.
DEBIAN-CVE-2026-34933
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: osv:DEBIAN-CVE-2026-34933
avahi
Source reference: /affected/0/package/name
- Affected versions
- 0.8-10
Source reference:
/affected/0/versions0.8-10+deb12u1Source reference:
/affected/0/versions0.8-11Source reference:
/affected/0/versions0.8-12Source reference:
/affected/0/versions0.8-13Source reference:
/affected/0/versions0.8-14Source reference:
/affected/0/versions0.8-15Source reference:
/affected/0/versions0.8-16Source reference:
/affected/0/versions0.8-17Source reference:
/affected/0/versions0.8-18Source reference:
/affected/0/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
avahi
Source reference: /affected/1/package/name
- Affected versions
- 0.8-16
Source reference:
/affected/1/versions0.8-17Source reference:
/affected/1/versions0.8-18Source reference:
/affected/1/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
avahi
Source reference: /affected/2/package/name
- Affected versions
- 0.8-16
Source reference:
/affected/2/versions0.8-17Source reference:
/affected/2/versions0.8-18Source reference:
/affected/2/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "avahi",
"purl": "pkg:deb/debian/avahi?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"0.8-10",
"0.8-10+deb12u1",
"0.8-11",
"0.8-12",
"0.8-13",
"0.8-14",
"0.8-15",
"0.8-16",
"0.8-17",
"0.8-18"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-34933.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "avahi",
"purl": "pkg:deb/debian/avahi?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"versions": [
"0.8-16",
"0.8-17",
"0.8-18"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-34933.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "avahi",
"purl": "pkg:deb/debian/avahi?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"versions": [
"0.8-16",
"0.8-17",
"0.8-18"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-34933.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
]Publisher severity
No explicit severity was provided.
- Event
- #57549 · Revision 1
- Added to Heist Feed
- Publisher date