CVE-2016-9074

Publication date 16 November 2016

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

An existing mitigation of timing side-channel attacks is insufficient in some circumstances. This issue is addressed in Network Security Services (NSS) 3.26.1. This vulnerability affects Thunderbird < 45.5, Firefox ESR < 45.5, and Firefox < 50.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
nss	17.04 zesty	Fixed 2:3.26.2-1ubuntu1
	16.10 yakkety	Fixed 2:3.26.2-0ubuntu0.16.10.1
	16.04 LTS xenial	Fixed 2:3.26.2-0ubuntu0.16.04.2
	14.04 LTS trusty	Fixed 2:3.26.2-0ubuntu0.14.04.3
	12.04 LTS precise	Fixed 2:3.26.2-0ubuntu0.12.04.1

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
nss	Upstream: https://hg.mozilla.org/projects/nss/rev/d38536fcc726 Upstream: https://hg.mozilla.org/projects/nss/rev/6883f1fc9129 Upstream: https://hg.mozilla.org/projects/nss/rev/6ca604746182

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	High
Integrity impact	None
Availability impact	None
Vector	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

References

Related Ubuntu Security Notices (USN)

USN-3163-1
NSS vulnerabilities
4 January 2017