Summary
The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server.
Security Fix(es):
* httpd: NULL pointer dereference via malformed requests (CVE-2021-34798)
* httpd: Out-of-bounds write in ap_escape_quotes() via malicious input (CVE-2021-39275)
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.
Fixed packages 10
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux · 8 | httpd | 2.4.37-43.module_el8.5.0+2630+51c6d843.2.alma |
| AlmaLinux · 8 | httpd-devel | 2.4.37-43.module_el8.5.0+2630+51c6d843.2.alma |
| AlmaLinux · 8 | httpd-filesystem | 2.4.37-43.module_el8.5.0+2630+51c6d843.2.alma |
| AlmaLinux · 8 | httpd-manual | 2.4.37-43.module_el8.5.0+2630+51c6d843.2.alma |
| AlmaLinux · 8 | httpd-tools | 2.4.37-43.module_el8.5.0+2630+51c6d843.2.alma |
| AlmaLinux · 8 | mod_ldap | 2.4.37-43.module_el8.5.0+2630+51c6d843.2.alma |
| AlmaLinux · 8 | mod_md | 1:2.0.8-8.module_el8.6.0+2872+fe0ff7aa |
| AlmaLinux · 8 | mod_proxy_html | 1:2.4.37-43.module_el8.5.0+2630+51c6d843.2.alma |
| AlmaLinux · 8 | mod_session | 2.4.37-43.module_el8.5.0+2630+51c6d843.2.alma |
| AlmaLinux · 8 | mod_ssl | 1:2.4.37-43.module_el8.5.0+2630+51c6d843.2.alma |
Vulnerabilities 2
-
Unscored —CVE-2021-34798 EPSS 65%
NULL pointer dereference in httpd core
Malformed requests may cause the server to dereference a NULL pointer. This issue affects Apache HTTP Server 2.4.48 and earlier.
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Unscored —CVE-2021-39275 EPSS 39%
ap_escape_quotes buffer overflow
ap_escape_quotes() may write beyond the end of a buffer when given malicious input. No included modules pass untrusted data to these functions, but third-party / external modules may. This issue affects Apache HTTP Server 2.4.48 and earlier.