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ChangeLog for Privoxy
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*** Version 3.0.33 stable ***
- Security/Reliability:
  - cgi_error_no_template(): Encode the template name to prevent
    XSS (cross-side scripting) when Privoxy is configured to servce
    the user-manual itself.
    Commit 0e668e9409c. OVE-20211102-0001. CVE-2021-44543.
    Reported by: Artem Ivanov
  - get_url_spec_param(): Free memory of compiled pattern spec
    before bailing.
    Reported by Joshua Rogers (Opera) who also provided the fix.
    Commit 652b4b7cb0. OVE-20211201-0003. CVE-2021-44540.
  - process_encrypted_request_headers(): Free header memory when
    failing to get the request destination.
    Reported by Joshua Rogers (Opera) who also provided the fix.
    Commit 0509c58045. OVE-20211201-0002. CVE-2021-44541.
  - send_http_request(): Prevent memory leaks when handling errors
    Reported by Joshua Rogers (Opera) who also provided the fix.
    Commit c48d1d6d08. OVE-20211201-0001. CVE-2021-44542.