Red Hat Security Advisory: httpd security update

CVE-2021-26691 — httpd: mod_session: Heap overflow via a crafted SessionHeader value CVE-2021-34798 — httpd: NULL pointer dereference via malformed requests CVE-2021-39275 — httpd: Out-of-bounds write in ap_escape_quotes() via malicious input CVE-2021-44790 — httpd: mod_lua: Possible buffer overflow when parsing multipart content