RHSA-2021:4537: Security update for 11 packages

RHSA-2021:4537, released November 9, 2021, fixes 1 CVE across 11 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

0.0159

75th percentile

Fixed package versions

Product	Release	Fixed in
httpd	RHEL 8	0:2.4.37-43.module+el8.5.0+13064+c4b14997
httpd-devel	RHEL 8	0:2.4.37-43.module+el8.5.0+13064+c4b14997
httpd-filesystem	RHEL 8	0:2.4.37-43.module+el8.5.0+13064+c4b14997
httpd-manual	RHEL 8	0:2.4.37-43.module+el8.5.0+13064+c4b14997
httpd-tools	RHEL 8	0:2.4.37-43.module+el8.5.0+13064+c4b14997
mod_http2	RHEL 8	0:1.15.7-3.module+el8.4.0+8625+d397f3da
mod_ldap	RHEL 8	0:2.4.37-43.module+el8.5.0+13064+c4b14997
mod_md	RHEL 8	1:2.0.8-8.module+el8.3.0+6814+67d1e611
mod_proxy_html	RHEL 8	1:2.4.37-43.module+el8.5.0+13064+c4b14997
mod_session	RHEL 8	0:2.4.37-43.module+el8.5.0+13064+c4b14997
mod_ssl	RHEL 8	1:2.4.37-43.module+el8.5.0+13064+c4b14997

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2021-20325	httpd-tools: The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fix(es...	9.8	0.0159	None reported

Also fixes CVE-2021-20325

ALSA-2021:4537
httpd, httpd-devel, httpd-filesystem and 8 more on almalinux 8
ELSA-2021-4537
httpd, httpd-devel, httpd-filesystem and 8 more on ol 8
RLSA-2021:4537
httpd, mod_http2, mod_md on rocky 8

Vendor advisory

https://access.redhat.com/errata/RHSA-2021:4537

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