CVE-2016-1950

Publication date 8 March 2016

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

Heap-based buffer overflow in Mozilla Network Security Services (NSS) before 3.19.2.3 and 3.20.x and 3.21.x before 3.21.1, as used in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7, allows remote attackers to execute arbitrary code via crafted ASN.1 data in an X.509 certificate.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
firefox	17.04 zesty	Not affected
	16.10 yakkety	Not affected
	16.04 LTS xenial	Not affected
	15.10 wily	Fixed 45.0+build2-0ubuntu0.15.10.1
	14.04 LTS trusty	Fixed 45.0+build2-0ubuntu0.14.04.1
	12.04 LTS precise	Fixed 45.0+build2-0ubuntu0.12.04.1
nss	17.04 zesty	Fixed 2:3.21-1ubuntu4
	16.10 yakkety	Fixed 2:3.21-1ubuntu4
	16.04 LTS xenial	Fixed 2:3.21-1ubuntu4
	15.10 wily	Fixed 2:3.21-0ubuntu0.15.10.2
	14.04 LTS trusty	Fixed 2:3.21-0ubuntu0.14.04.2
	12.04 LTS precise	Fixed 2:3.21-0ubuntu0.12.04.3
thunderbird	17.04 zesty	Fixed 1:38.8.0+build1-0ubuntu1
	16.10 yakkety	Fixed 1:38.8.0+build1-0ubuntu1
	16.04 LTS xenial	Fixed 1:38.7.2+build1-0ubuntu0.16.04.1
	15.10 wily	Fixed 1:38.7.2+build1-0ubuntu0.15.10.1
	14.04 LTS trusty	Fixed 1:38.7.2+build1-0ubuntu0.14.04.1
	12.04 LTS precise	Fixed 1:38.7.2+build1-0ubuntu0.12.04.1

Patch details

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

Package	Patch details
nss	Upstream: http://hg.mozilla.org/projects/nss/rev/b9a31471759d

Severity score breakdown

Parameter	Value
Base score	8.8 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-2924-1
NSS vulnerability
9 March 2016

USN-2917-1
Firefox vulnerabilities
9 March 2016

USN-2934-1
Thunderbird vulnerabilities
27 April 2016