Summary
The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server.
Security Fix(es):
* httpd: mod_macro: out-of-bounds read vulnerability (CVE-2023-31122)
* mod_http2: reset requests exhaust memory (incomplete fix of CVE-2023-44487) (CVE-2023-45802)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.
Fixed packages 12
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux · 8 | httpd | 2.4.37-64.module_el8.10.0+3761+75f8c656 |
| AlmaLinux · 8 | httpd-devel | 2.4.37-64.module_el8.10.0+3761+75f8c656 |
| AlmaLinux · 8 | httpd-filesystem | 2.4.37-64.module_el8.10.0+3761+75f8c656 |
| AlmaLinux · 8 | httpd-manual | 2.4.37-64.module_el8.10.0+3761+75f8c656 |
| AlmaLinux · 8 | httpd-tools | 2.4.37-64.module_el8.10.0+3761+75f8c656 |
| AlmaLinux · 8 | mod_http2 | 1.15.7-10.module_el8.10.0+3832+564e7653 |
| AlmaLinux · 8 | mod_ldap | 2.4.37-64.module_el8.10.0+3761+75f8c656 |
| AlmaLinux · 8 | mod_md | 1:2.0.8-8.module_el8.6.0+2872+fe0ff7aa |
| AlmaLinux · 8 | mod_md | 1:2.0.8-8.module_el8.6.0+3031+fb177b09 |
| AlmaLinux · 8 | mod_proxy_html | 1:2.4.37-64.module_el8.10.0+3761+75f8c656 |
| AlmaLinux · 8 | mod_session | 2.4.37-64.module_el8.10.0+3761+75f8c656 |
| AlmaLinux · 8 | mod_ssl | 1:2.4.37-64.module_el8.10.0+3761+75f8c656 |
Vulnerabilities 3
-
High 7.5
HTTP/2 Stream Cancellation Attack
The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023.
KEV Oct 10, 2023 -
Unscored —
Apache HTTP Server: mod_macro buffer over-read
Out-of-bounds Read vulnerability in mod_macro of Apache HTTP Server.This issue affects Apache HTTP Server: through 2.4.57.
-
Unscored —CVE-2023-45802 Public exploit
Apache HTTP Server: HTTP/2 stream memory not reclaimed right away on RST
When a HTTP/2 stream was reset (RST frame) by a client, there was a time window were the request's memory resources were not reclaimed immediately. Instead, de-allocation was deferred to connection close. A client could send new requests and resets, keeping t…