Update to Polipo 1.0.4.1.
from CHANGELOG:
31 January 2010: Polipo 1.0.4.1:
Cherry-picked fixes from 1.0.5
* Fixed an integer overflow that may lead to a crash
(http://secunia.com/advisories/37607/). Discovered by Jeremy Brown.
(CVE-2009-4413)
* Fixed a crash that occurs when a server sends a malformed
Cache-Control: header (CVE-2009-3305). Patch from Stefan Fritsch.
* Prevent an infinite loop when a bodyless 204 or 1xx response is encountered.
* Don't crash when we get an error while waiting for 100 continue status.
7c33eab595