Internet Bug Bounty: Read beyond bounds via ap_rwrite() [zhbug_httpd_47.2]

Greetings. I have found that aprwrite /server/protocol.c can cause a read beyond bounds with the extra data sent to an attacker. The bug is that aprwrite passes its |int nbyte| argument to bufferoutput, where bufferoutput's corresponding |len| argument isa |aprsizet|. Thus, a negative |nbyte| val...

Internet Bug Bounty: Controllable read beyond bounds in lua_websocket_readbytes() [zhbug_httpd_126]

Greetings. I have found a read-beyond-bounds bug in luawebsocketreadbytes that permits an attacker to exfiltrate a controllable amount of heap data if the victim site runs a suitable LUA program. The bug is due to misuse of apgetbrigade and aprbucketread. The following code from v2.4.53 assumes...