RHSA-2021:4241: Security update for 3 packages

RHSA-2021:4241, released November 9, 2021, fixes 4 CVEs across 3 products. None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

7.8

Base score, 0 to 10

Highest EPSS

0.0192

80th percentile

Priority of the 4 CVEs

Patch now 0
                                Urgent 0
                                High 2
                                Routine 2

Fixed package versions

Product	Release	Fixed in
libtiff	RHEL 8	0:4.0.9-20.el8
libtiff-devel	RHEL 8	0:4.0.9-20.el8
libtiff-tools	RHEL 8	0:4.0.9-20.el8

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2020-35523	libtiff: Fix (#1945542) - Fix CVE-2020-35524 (#1945546)	7.8	0.0192	None reported
High	CVE-2020-35524	libtiff: ELSA-2021-4241: libtiff security and bug fix update (MODERATE)	7.8	0.0185	None reported
Routine	CVE-2020-35522	libtiff: Fix (#1945555) - Fix CVE-2020-35523 (#1945542) - Fix CVE-2020-35524 (#1945546)	5.5	0.0157	None reported
Routine	CVE-2020-35521	libtiff: Fix (#1945539) - Fix CVE-2020-35522 (#1945555) - Fix CVE-2020-35523 (#1945542) - Fix CVE-2020-35524 (#1945546)	5.5	0.0123	None reported

Also fixes CVE-2020-35523

ELSA-2021-4241
libtiff, libtiff-devel, libtiff-tools on ol 8
libtiff-opengl 4.0.9-5ubuntu0.4
libtiff-opengl on Ubuntu 18.04.6 LTS (bionic)
libtiff-opengl 4.1.0+git191117-2ubuntu0.20.04.1
libtiff-opengl on Ubuntu 20.04 LTS (focal)
libtiff-tools 4.0.9-5ubuntu0.4
libtiff-tools on Ubuntu 18.04.6 LTS (bionic)
libtiff-tools 4.1.0+git191117-2ubuntu0.20.04.1
libtiff-tools on Ubuntu 20.04 LTS (focal)
libtiff5 4.0.9-5ubuntu0.4
libtiff5 on Ubuntu 18.04.6 LTS (bionic)
libtiff5 4.1.0+git191117-2ubuntu0.20.04.1
libtiff5 on Ubuntu 20.04 LTS (focal)
libtiffxx5 4.0.9-5ubuntu0.4
libtiffxx5 on Ubuntu 18.04.6 LTS (bionic)

Vendor advisory

https://access.redhat.com/errata/RHSA-2021:4241

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