CVE-2017-3135

Publication date 9 February 2017

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Under some conditions when using both DNS64 and RPZ to rewrite query responses, query processing can resume in an inconsistent state leading to either an INSIST assertion failure or an attempt to read through a NULL pointer. Affects BIND 9.8.8, 9.9.3-S1 -> 9.9.9-S7, 9.9.3 -> 9.9.9-P5, 9.9.10b1, 9.10.0 -> 9.10.4-P5, 9.10.5b1, 9.11.0 -> 9.11.0-P2, 9.11.1b1.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
bind9	17.04 zesty	Fixed 1:9.10.3.dfsg.P4-10.1ubuntu4
	16.10 yakkety	Fixed 1:9.10.3.dfsg.P4-10.1ubuntu1.3
	16.04 LTS xenial	Fixed 1:9.10.3.dfsg.P4-8ubuntu1.5
	14.04 LTS trusty	Fixed 1:9.9.5.dfsg-3ubuntu0.13
	12.04 LTS precise	Fixed 1:9.8.1.dfsg.P1-4ubuntu0.21

Severity score breakdown

Parameter	Value
Base score	5.9 · Medium
Attack vector	Network
Attack complexity	High
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)