Linux · 
Red Hat · Security advisory · October 12, 2021
Red Hat · Security advisory · October 12, 2021RHSA-2021:3816: Security update for 11 packages
RHSA-2021:3816, released October 12, 2021, fixes 2 CVEs across 11 products. One of them is being exploited (CVE-2021-40438); 1 on CISA KEV. Patch Radar priority: Patch now.
Patch now1 on CISA KEVKnown ransomware use
CVEs closed
2
None rated Critical
Exploited
1
CVE-2021-40438
Highest CVSS
9.8
Base score, 0 to 10
Highest EPSS
1.0000
99th percentile
Priority of the 2 CVEs
Patch now 1
Urgent 0
High 1
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| httpd | RHEL 8 | 0:2.4.37-39.module+el8.4.0+12865+a7065a39.1 |
| httpd-devel | RHEL 8 | 0:2.4.37-39.module+el8.4.0+12865+a7065a39.1 |
| httpd-filesystem | RHEL 8 | 0:2.4.37-39.module+el8.4.0+12865+a7065a39.1 |
| httpd-manual | RHEL 8 | 0:2.4.37-39.module+el8.4.0+12865+a7065a39.1 |
| httpd-tools | RHEL 8 | 0:2.4.37-39.module+el8.4.0+12865+a7065a39.1 |
| mod_http2 | RHEL 8 | 0:1.15.7-3.module+el8.4.0+8625+d397f3da |
| mod_ldap | RHEL 8 | 0:2.4.37-39.module+el8.4.0+12865+a7065a39.1 |
| mod_md | RHEL 8 | 1:2.0.8-8.module+el8.3.0+6814+67d1e611 |
| mod_proxy_html | RHEL 8 | 1:2.4.37-39.module+el8.4.0+12865+a7065a39.1 |
| mod_session | RHEL 8 | 0:2.4.37-39.module+el8.4.0+12865+a7065a39.1 |
| mod_ssl | RHEL 8 | 1:2.4.37-39.module+el8.4.0+12865+a7065a39.1 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| Patch now | CVE-2021-40438 | httpd: The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fix(es... | 9.0 | 1.0000 | KEVRansomwareExploited |
| High | CVE-2021-26691 | httpd-tools: The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fix(es... | 9.8 | 0.6807 | None reported |
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