vulnerability

Rocky Linux: CVE-2021-26690: httpd-2.4 (RLSA-2021-4257)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Jun 10, 2021
Added
Mar 12, 2024
Modified
Aug 13, 2025

Description

Apache HTTP Server versions 2.4.0 to 2.4.46 A specially crafted Cookie header handled by mod_session can cause a NULL pointer dereference and crash, leading to a possible Denial Of Service

Solutions

rocky-upgrade-httpdrocky-upgrade-httpd-debuginforocky-upgrade-httpd-debugsourcerocky-upgrade-httpd-develrocky-upgrade-httpd-toolsrocky-upgrade-httpd-tools-debuginforocky-upgrade-mod_http2rocky-upgrade-mod_http2-debuginforocky-upgrade-mod_http2-debugsourcerocky-upgrade-mod_ldaprocky-upgrade-mod_ldap-debuginforocky-upgrade-mod_mdrocky-upgrade-mod_md-debuginforocky-upgrade-mod_md-debugsourcerocky-upgrade-mod_proxy_htmlrocky-upgrade-mod_proxy_html-debuginforocky-upgrade-mod_sessionrocky-upgrade-mod_session-debuginforocky-upgrade-mod_sslrocky-upgrade-mod_ssl-debuginfo
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.