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CVE Vulnerability Details :
CVE-2026-34933
PUBLISHED
More InfoOfficial Page
Assigner-GitHub_M
Assigner Org ID-a0819718-46f1-4df5-94e2-005712e83aaa
View Known Exploited Vulnerability (KEV) details
Published At-03 Apr, 2026 | 22:43
Updated At-11 Apr, 2026 | 18:09
Rejected At-
▼CVE Numbering Authority (CNA)
Avahi: Reachable assertion in `transport_flags_from_domain()` via conflicting publish flags crashes avahi-daemon

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.

Affected Products
Vendor
avahi
Product
avahi
Versions
Affected
  • < 0.9-rc4
Problem Types
TypeCWE IDDescription
CWECWE-617CWE-617: Reachable Assertion
Type: CWE
CWE ID: CWE-617
Description: CWE-617: Reachable Assertion
Metrics
VersionBase scoreBase severityVector
3.15.5MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Version: 3.1
Base score: 5.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://github.com/avahi/avahi/security/advisories/GHSA-w65r-6gxh-vhvc
x_refsource_CONFIRM
https://github.com/avahi/avahi/pull/891
x_refsource_MISC
https://github.com/avahi/avahi/commit/625ca0fac19229f6dfa3a6c6b698ae657187e50c
x_refsource_MISC
Hyperlink: https://github.com/avahi/avahi/security/advisories/GHSA-w65r-6gxh-vhvc
Resource:
x_refsource_CONFIRM
Hyperlink: https://github.com/avahi/avahi/pull/891
Resource:
x_refsource_MISC
Hyperlink: https://github.com/avahi/avahi/commit/625ca0fac19229f6dfa3a6c6b698ae657187e50c
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
1. CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://github.com/avahi/avahi/security/advisories/GHSA-w65r-6gxh-vhvc
exploit
Hyperlink: https://github.com/avahi/avahi/security/advisories/GHSA-w65r-6gxh-vhvc
Resource:
exploit
2. CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
http://www.openwall.com/lists/oss-security/2026/04/11/9
N/A
Hyperlink: http://www.openwall.com/lists/oss-security/2026/04/11/9
Resource: N/A
Details not found