This update for squid to version 4.10 fixes the following issues: Security issues fixed: - CVE-2019-12528: Fixed an information disclosure flaw in the FTP gateway . - CVE-2020-8449: Fixed a buffer overflow when squid is acting as reverse-proxy . - CVE-2020-8450: Fixed a buffer overflow when squid is acting as reverse-proxy . - CVE-2020-8517: Fixed a buffer overflow in ext_lm_group_acl when processing NTLM Authentication credentials . Non-security issue fixed: - Improved cache handling with chunked responses.