CVE-2019-11719

Description

When importing a curve25519 private key in PKCS#8format with leading 0x00 bytes, it is possible to trigger an out-of-bounds read in the Network Security Services (NSS) library. This could lead to information disclosure. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
firefox	24.04 LTS noble	Fixed in 68.0+build3-0ubuntu1
	23.10 mantic	Fixed in 68.0+build3-0ubuntu1
	23.04 lunar	Fixed in 68.0+build3-0ubuntu1
	22.10 kinetic	Fixed in 68.0+build3-0ubuntu1
	22.04 LTS jammy	Fixed in 68.0+build3-0ubuntu1
	21.10 impish	Fixed in 68.0+build3-0ubuntu1
	21.04 hirsute	Fixed in 68.0+build3-0ubuntu1
	20.10 groovy	Fixed in 68.0+build3-0ubuntu1
	20.04 LTS focal	Fixed in 68.0+build3-0ubuntu1
	19.10 eoan	Fixed in 68.0+build3-0ubuntu1
	19.04 disco	Fixed in 68.0+build3-0ubuntu0.19.04.1
	18.10 cosmic	Fixed in 68.0+build3-0ubuntu0.18.10.1
	18.04 LTS bionic	Fixed in 68.0+build3-0ubuntu0.18.04.1
	16.04 LTS xenial	Fixed in 68.0+build3-0ubuntu0.16.04.1
	14.04 LTS trusty	Not in release
mozjs38	24.04 LTS noble	Not in release
	23.10 mantic	Not in release
	23.04 lunar	Not in release
	22.10 kinetic	Not in release
	22.04 LTS jammy	Not in release
	21.10 impish	Not in release
	21.04 hirsute	Not in release
	20.10 groovy	Not in release
	20.04 LTS focal	Not in release
	19.10 eoan	Not in release
	19.04 disco	Not in release
	18.10 cosmic	Not in release
	18.04 LTS bionic	Ignored end of standard support, was needs-triage
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release
mozjs52	24.04 LTS noble	Not in release
	23.10 mantic	Not in release
	23.04 lunar	Not in release
	22.10 kinetic	Not in release
	22.04 LTS jammy	Not in release
	21.10 impish	Not in release
	21.04 hirsute	Not in release
	20.10 groovy	Ignored end of life
	20.04 LTS focal	Ignored
	19.10 eoan	Ignored end of life
	19.04 disco	Ignored end of life
	18.10 cosmic	Ignored end of life
	18.04 LTS bionic	Ignored end of standard support, was needs-triage
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release
mozjs60	24.04 LTS noble	Not in release
	23.10 mantic	Not in release
	23.04 lunar	Not in release
	22.10 kinetic	Not in release
	22.04 LTS jammy	Not in release
	21.10 impish	Not in release
	21.04 hirsute	Not in release
	20.10 groovy	Not in release
	20.04 LTS focal	Not in release
	19.10 eoan	Ignored end of life
	19.04 disco	Ignored end of life
	18.10 cosmic	Ignored end of life
	18.04 LTS bionic	Not in release
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release
nss	24.04 LTS noble	Fixed in 2:3.45-1ubuntu1
	23.10 mantic	Fixed in 2:3.45-1ubuntu1
	23.04 lunar	Fixed in 2:3.45-1ubuntu1
	22.10 kinetic	Fixed in 2:3.45-1ubuntu1
	22.04 LTS jammy	Fixed in 2:3.45-1ubuntu1
	21.10 impish	Fixed in 2:3.45-1ubuntu1
	21.04 hirsute	Fixed in 2:3.45-1ubuntu1
	20.10 groovy	Fixed in 2:3.45-1ubuntu1
	20.04 LTS focal	Fixed in 2:3.45-1ubuntu1
	19.10 eoan	Fixed in 2:3.45-1ubuntu1
	19.04 disco	Fixed in 2:3.42-1ubuntu2.1
	18.10 cosmic	Ignored end of life
	18.04 LTS bionic	Fixed in 2:3.35-2ubuntu2.3
	16.04 LTS xenial	Fixed in 2:3.28.4-0ubuntu0.16.04.6
	14.04 LTS trusty	Fixed in 2:3.28.4-0ubuntu0.14.04.5+esm1
thunderbird	24.04 LTS noble	Fixed in 60.8.0+build1-0ubuntu1
	23.10 mantic	Fixed in 60.8.0+build1-0ubuntu1
	23.04 lunar	Fixed in 60.8.0+build1-0ubuntu1
	22.10 kinetic	Fixed in 60.8.0+build1-0ubuntu1
	22.04 LTS jammy	Fixed in 60.8.0+build1-0ubuntu1
	21.10 impish	Fixed in 60.8.0+build1-0ubuntu1
	21.04 hirsute	Fixed in 60.8.0+build1-0ubuntu1
	20.10 groovy	Fixed in 60.8.0+build1-0ubuntu1
	20.04 LTS focal	Fixed in 60.8.0+build1-0ubuntu1
	19.10 eoan	Fixed in 60.8.0+build1-0ubuntu1
	19.04 disco	Fixed in 1:60.8.0+build1-0ubuntu0.19.04.1
	18.10 cosmic	Fixed in 1:60.8.0+build1-0ubuntu0.18.10.1
	18.04 LTS bionic	Fixed in 1:60.8.0+build1-0ubuntu0.18.04.1
	16.04 LTS xenial	Fixed in 1:60.8.0+build1-0ubuntu0.16.04.2
	14.04 LTS trusty	Not in release

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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/6cfb54d262d030783137aa6478b45ecb3cbfc624

Severity score breakdown

CVSS version: CVSS v3.0

Base score 7.5 · High

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality impact	High
Integrity impact	None
Availability impact	None

Scores

Parameter	Value
Base score	7.5 · High
Exploitability score	-
Impact score	-

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References

Related Ubuntu Security Notices (USN)

USN-4054-1
Firefox vulnerabilities
12 July 2019

USN-4064-1
Thunderbird vulnerabilities
17 July 2019

USN-4060-2
NSS vulnerabilities
16 July 2019

USN-4060-1
NSS vulnerabilities
16 July 2019