Ubuntu Security Notice 5839-1 - It was discovered that the Apache HTTP Server mod_dav module incorrectly handled certain If: request headers. A remote attacker could possibly use this issue to cause the server to crash, resulting in a denial of service. ZeddYu_Lu discovered that the Apache HTTP Server mod_proxy_ajp module incorrectly interpreted certain HTTP Requests. A remote attacker could possibly use this issue to perform an HTTP Request Smuggling attack.
51cd55c0a4d0ca801aadbd2957e3cf62a2298f81b93aff2b7cd8508a8614cf0c