CVE-2026-34933

Name
CVE-2026-34933
Description
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.
NVD Severity
unknown
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
security-advisories@github.com https://github.com/avahi/avahi/commit/625ca0fac19229f6dfa3a6c6b698ae657187e50c
security-advisories@github.com https://github.com/avahi/avahi/pull/891
security-advisories@github.com https://github.com/avahi/avahi/security/advisories/GHSA-w65r-6gxh-vhvc
af854a3a-2127-422b-91ae-364da2661108 http://www.openwall.com/lists/oss-security/2026/04/11/9

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:avahi:avahi:*:*:*:*:*:*:*:* avahi >= None < 0.9

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
avahi edge-main 0.9_rc4-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
avahi edge-main 0.8-r26 Natanael Copa <ncopa@alpinelinux.org> fixed
avahi edge-main 0.8-r25 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r24 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r23 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r22 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r21 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r20 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r19 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r18 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r17 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r16 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r15 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r14 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r13 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r12 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r11 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r10 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r9 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r8 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r6 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r5 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r4 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.8-r3 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi edge-main 0.7-r2 None possibly vulnerable
avahi 3.23-main 0.8-r23 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi 3.22-main 0.8-r21 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi 3.22-main 0.8-r20 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi 3.22-main 0.8-r16 None possibly vulnerable
avahi 3.22-main 0.8-r15 None possibly vulnerable
avahi 3.22-main 0.8-r14 None possibly vulnerable
avahi 3.22-main 0.8-r5 None possibly vulnerable
avahi 3.22-main 0.8-r4 None possibly vulnerable
avahi 3.22-main 0.7-r2 None possibly vulnerable
avahi 3.21-main 0.8-r19 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi 3.21-main 0.8-r16 None possibly vulnerable
avahi 3.21-main 0.8-r15 None possibly vulnerable
avahi 3.21-main 0.8-r14 None possibly vulnerable
avahi 3.21-main 0.8-r5 None possibly vulnerable
avahi 3.21-main 0.8-r4 None possibly vulnerable
avahi 3.21-main 0.7-r2 None possibly vulnerable
avahi 3.20-main 0.8-r17 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi 3.20-main 0.8-r16 None possibly vulnerable
avahi 3.20-main 0.8-r15 None possibly vulnerable
avahi 3.20-main 0.8-r14 None possibly vulnerable
avahi 3.20-main 0.8-r5 None possibly vulnerable
avahi 3.20-main 0.8-r4 None possibly vulnerable
avahi 3.20-main 0.7-r2 None possibly vulnerable
avahi 3.19-main 0.8-r16 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi 3.19-main 0.8-r15 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi 3.19-main 0.8-r14 None possibly vulnerable
avahi 3.19-main 0.8-r13 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
avahi 3.19-main 0.8-r5 None possibly vulnerable
avahi 3.19-main 0.8-r4 None possibly vulnerable
avahi 3.19-main 0.7-r2 None possibly vulnerable