RHSA-2020:3280: Security update for 12 packages

RHSA-2020:3280, released August 3, 2020, fixes 5 CVEs across 12 products. None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

9.8

Base score, 0 to 10

Highest EPSS

0.0351

89th percentile

Priority of the 5 CVEs

Patch now 0
                                Urgent 0
                                High 2
                                Routine 3

Fixed package versions

Product	Release	Fixed in
nspr	RHEL 8	0:4.25.0-2.el8_2
nspr-devel	RHEL 8	0:4.25.0-2.el8_2
nss	RHEL 8	0:3.53.1-11.el8_2
nss-devel	RHEL 8	0:3.53.1-11.el8_2
nss-softokn	RHEL 8	0:3.53.1-11.el8_2
nss-softokn-devel	RHEL 8	0:3.53.1-11.el8_2
nss-softokn-freebl	RHEL 8	0:3.53.1-11.el8_2
nss-softokn-freebl-devel	RHEL 8	0:3.53.1-11.el8_2
nss-sysinit	RHEL 8	0:3.53.1-11.el8_2
nss-tools	RHEL 8	0:3.53.1-11.el8_2
nss-util	RHEL 8	0:3.53.1-11.el8_2
nss-util-devel	RHEL 8	0:3.53.1-11.el8_2

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2019-17006	nss-softokn: Network Security Services (NSS) is a set of libraries designed to support the cross-platform development of security-...	9.8	0.0351	None reported
High	CVE-2019-11756	Firefox ESR: Improper refcounting of soft token session objects could cause a use-after-free and crash (likely limited…	8.8	0.0149	None reported
Routine	CVE-2019-17023	Firefox ESR: After a HelloRetryRequest has been sent, the client may negotiate a lower protocol that TLS 1.3, resulting…	6.5	0.0134	None reported
Routine	CVE-2020-12399	Firefox ESR: NSS has shown timing differences when performing DSA signatures, which was exploitable and could eventually…	4.4	0.0065	None reported
Routine	CVE-2020-12402	Firefox ESR: During RSA key generation, bignum implementations used a variation of the Binary Extended Euclidean Algorithm…	4.4	0.0034	None reported

Also fixes CVE-2019-17006

ELSA-2020-3280
nspr, nspr-devel, nss and 9 more on ol 8
libnss3 2:3.35-2ubuntu2.7
libnss3 on Ubuntu 18.04.6 LTS (bionic)
libnss3-tools 2:3.35-2ubuntu2.7
libnss3-tools on Ubuntu 18.04.6 LTS (bionic)

Vendor advisory

https://access.redhat.com/errata/RHSA-2020:3280

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