CVE-2006-6870 json
The consume_labels function in avahi-core/dns.c in Avahi before 0.6.16 allows remote attackers to cause a denial of service (infinite loop)…
published 2006-12-31 19 y ago modified 2026-06-16 4 mo ago also EUVD-2006-6853
- cvss
- 5.0
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.4%
- EPSS 2.4% chance of exploitation in 30 days, percentile 84%
- public exploits
- 0
- none known
Summary
The consume_labels function in avahi-core/dns.c in Avahi before 0.6.16 allows remote attackers to cause a denial of service (infinite loop) via a crafted compressed DNS response with a label that points to itself.
Patch / fix
- avahi Debian 14, Debian 13, Debian 12 0.6.16-1
debian advisories DEBIAN-CVE-2006-6870
- avahi.org/#December2006 patch
- avahi.org/ticket/84 patch
Exploit prediction
2.44% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
References
-
avahi.org
/#December2006
patch
-
avahi.org
/ticket/84
patch
-
mandriva.com
/security/advisories?name=MDKSA-2007:003
vendor-advisory
-
novell.com
/linux/security/advisories/2007_007_suse.html
vendor-advisory
-
fedoranews.org
/cms/node/2362
vendor-advisory
-
fedoranews.org
/cms/node/2408
vendor-advisory
-
ubuntu.com
/usn/usn-402-1
vendor-advisory
-
secunia.com
/advisories/23673
third-party-advisory
-
vupen.com
/english/advisories/2007/0071
vdb-entry
-
secunia.com
/advisories/23644
third-party-advisory
-
secunia.com
/advisories/23660
third-party-advisory
-
secunia.com
/advisories/24995
third-party-advisory
- avahi.org /changeset/1340
-
secunia.com
/advisories/23628
third-party-advisory
-
secunia.com
/advisories/23782
third-party-advisory
-
securityfocus.com
/bid/21881
vdb-entry
Sources
- CVE List CVE-2006-6870
- NVD CVE-2006-6870
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.