CVE-2014-3859
bind: assertion failure during EDNS option processing
Severity
ImportantRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · June 11, 2014
Updated · November 21, 2025
Description
libdns in ISC BIND 9.10.0 before P2 does not properly handle EDNS options, which allows remote attackers to cause a denial of service (REQUIRE assertion failure and daemon exit) via a crafted packet, as demonstrated by an attack against named, dig, or delv.
Statement
Not vulnerable. This issue did not affect the versions of bind or bind97 as shipped with Red Hat Enterprise Linux 5, 6, and 7.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 2.0 · 5AV:N/AC:L/Au:N/C:N/I:N/A:P
CWE not specified