CVE-2016-2776

Publication date 27 September 2016

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

buffer.c in named in ISC BIND 9 before 9.9.9-P3, 9.10.x before 9.10.4-P3, and 9.11.x before 9.11.0rc3 does not properly construct responses, which allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a crafted query.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
bind9	17.04 zesty	Fixed 1:9.10.3.dfsg.P4-10.1ubuntu1
	16.10 yakkety	Fixed 1:9.10.3.dfsg.P4-10.1ubuntu1
	16.04 LTS xenial	Fixed 1:9.10.3.dfsg.P4-8ubuntu1.1
	14.04 LTS trusty	Fixed 1:9.9.5.dfsg-3ubuntu0.9
	12.04 LTS precise	Fixed 1:9.8.1.dfsg.P1-4ubuntu0.17

Severity score breakdown

Parameter	Value
Base score	7.5 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)