| 1 | # Changelog
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| 2 |
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| 3 | All notable changes to this project will be documented in this file.
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| 4 |
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| 5 | The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
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| 6 | and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
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| 7 |
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| 8 | ## [4.9.0] - 2025-01-30
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| 9 |
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| 10 | ### Added
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| 11 |
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| 12 | - Add SlirpAddPollSocketCb and {,un}register_poll_socket that can be used from
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| 13 | SLIRP_CONFIG_VERSION_MAX 6 to properly support socket handles on win64.
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| 14 |
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| 15 | ### Fixed
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| 16 |
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| 17 | - bootp: Fill siaddr with tftp addr as per RFC2131 !135
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| 18 | - tcp_listen: Fix host forwarding on Windows !137
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| 19 | - tftp: Fix address returned in proxying #82 !147
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| 20 |
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| 21 | ### Changed
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| 22 |
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| 23 | - Fix build on mold #77
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| 24 | - Fix static linking !134
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| 25 | - slirp_os_socket abstraction for Windows !136
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| 26 | - cksum: Update implementation to include 64-bit computation support !144
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| 27 | - reduce compilation warnings on Windows !143
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| 28 |
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| 29 | ## [4.8.0] - 2024-05-09
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| 30 |
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| 31 | ## Security
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| 32 |
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| 33 | - tcp: Fix testing for last fragment
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| 34 | - tftp: Fix use-after-free
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| 35 |
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| 36 | ### Added
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| 37 |
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| 38 | - Add support for Haiku !123
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| 39 | - ncsi: Add manufacturer's ID !122
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| 40 | - ncsi: Add Get Version ID command !122
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| 41 | - ncsi: Add out-of-band ethernet address !125
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| 42 | - ncsi: Add Mellanox Get Mac Address handler !125
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| 43 | - icmp6: Add echo request forwarding support
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| 44 | - Add fuzzing infrastructure
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| 45 |
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| 46 | ### Fixed
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| 47 |
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| 48 | - Fix missing cleanups
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| 49 | - windows: Build fixes
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| 50 | - ipv6: Use target address from Neighbor Advertisement !129
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| 51 | - dns: Reject domain-search when any entry ends with ".."
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| 52 | - dns: Use localhost as dns when /etc/resolv.conf empty !130
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| 53 | - icmp: Handle ICMP packets as IPPROTO_IP on BSD !133
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| 54 | - eth: pad ethernet frames to 60 bytes #34
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| 55 |
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| 56 | ### Removed
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| 57 |
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| 58 | - windows: Bump the minimum Windows version to Windows 7
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| 59 |
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| 60 | ## [4.7.0] - 2022-04-26
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| 61 |
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| 62 | ### Added
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| 63 |
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| 64 | - Allow disabling the internal DHCP server !22
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| 65 | - icmp: Support falling back on trying a SOCK_RAW socket !92
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| 66 | - Support Unix sockets in hostfwd !103
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| 67 | - IPv6 DNS proxying support !110
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| 68 | - bootp: add support for UEFI HTTP boot !111
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| 69 | - New callback that supports CFI better !117
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| 70 |
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| 71 | ### Fixed
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| 72 |
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| 73 | - dhcp: Always send DHCP_OPT_LEN bytes in options !97
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| 74 | - Fix Haiku build !98 !99
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| 75 | - Fix memory leak when using libresolv !100
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| 76 | - Ensure sin6_scope_id is zero for global addresses !102
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| 77 | - resolv: fix IPv6 resolution on Darwin !104
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| 78 | - socket: Initialize so_type in socreate !109
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| 79 | - Handle ECONNABORTED from recv !116
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| 80 |
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| 81 | ## [4.6.1] - 2021-06-18
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| 82 |
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| 83 | ### Fixed
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| 84 |
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| 85 | - Fix DHCP regression introduced in 4.6.0. !95
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| 86 |
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| 87 | ## [4.6.0] - 2021-06-14
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| 88 |
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| 89 | ### Added
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| 90 |
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| 91 | - mbuf: Add debugging helpers for allocation. !90
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| 92 |
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| 93 | ### Changed
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| 94 |
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| 95 | - Revert "Set macOS deployment target to macOS 10.4". !93
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| 96 |
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| 97 | ### Fixed
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| 98 |
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| 99 | - mtod()-related buffer overflows (CVE-2021-3592 #44, CVE-2021-3593 #45,
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| 100 | CVE-2021-3594 #47, CVE-2021-3595 #46).
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| 101 | - poll_fd: add missing fd registration for UDP and ICMP
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| 102 | - ncsi: make ncsi_calculate_checksum work with unaligned data. !89
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| 103 | - Various typos and doc fixes. !88
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| 104 |
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| 105 | ## [4.5.0] - 2021-05-18
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| 106 |
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| 107 | ### Added
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| 108 |
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| 109 | - IPv6 forwarding. !62 !75 !77
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| 110 | - slirp_neighbor_info() to dump the ARP/NDP tables. !71
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| 111 |
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| 112 | ### Changed
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| 113 |
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| 114 | - Lazy guest address resolution for IPv6. !81
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| 115 | - Improve signal handling when spawning a child. !61
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| 116 | - Set macOS deployment target to macOS 10.4. !72
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| 117 | - slirp_add_hostfwd: Ensure all error paths set errno. !80
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| 118 | - More API documentation.
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| 119 |
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| 120 | ### Fixed
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| 121 |
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| 122 | - Assertion failure on unspecified IPv6 address. !86
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| 123 | - Disable polling for PRI on MacOS, fixing some closing streams issues. !73
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| 124 | - Various memory leak fixes on fastq/batchq. !68
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| 125 | - Memory leak on IPv6 fast-send. !67
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| 126 | - Slow socket response on Windows. !64
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| 127 | - Misc build and code cleanups. !60 !63 !76 !79 !84
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| 128 |
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| 129 | ## [4.4.0] - 2020-12-02
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| 130 |
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| 131 | ### Added
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| 132 |
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| 133 | - udp, udp6, icmp: handle TTL value. !48
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| 134 | - Enable forwarding ICMP errors. !49
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| 135 | - Add DNS resolving for iOS. !54
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| 136 |
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| 137 | ### Changed
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| 138 |
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| 139 | - Improve meson subproject() support. !53
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| 140 | - Removed Makefile-based build system. !56
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| 141 |
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| 142 | ### Fixed
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| 143 |
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| 144 | - socket: consume empty packets. !55
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| 145 | - check pkt_len before reading protocol header (CVE-2020-29129). !57
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| 146 | - ip_stripoptions use memmove (fixes undefined behaviour). !47
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| 147 | - various Coverity-related changes/fixes.
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| 148 |
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| 149 | ## [4.3.1] - 2020-07-08
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| 150 |
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| 151 | ### Changed
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| 152 |
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| 153 | - A silent truncation could occur in `slirp_fmt()`, which will now print a
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| 154 | critical message. See also #22.
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| 155 |
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| 156 | ### Fixed
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| 157 |
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| 158 | - CVE-2020-10756 - Drop bogus IPv6 messages that could lead to data leakage.
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| 159 | See !44 and !42.
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| 160 | - Fix win32 builds by using the SLIRP_PACKED definition.
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| 161 | - Various coverity scan errors fixed. !41
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| 162 | - Fix new GCC warnings. !43
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| 163 |
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| 164 | ## [4.3.0] - 2020-04-22
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| 165 |
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| 166 | ### Added
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| 167 |
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| 168 | - `SLIRP_VERSION_STRING` macro, with the git sha suffix when building from git
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| 169 | - `SlirpConfig.disable_dns`, to disable DNS redirection #16
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| 170 |
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| 171 | ### Changed
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| 172 |
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| 173 | - `slirp_version_string()` now has the git sha suffix when building form git
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| 174 | - Limit DNS redirection to port 53 #16
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| 175 |
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| 176 | ### Fixed
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| 177 |
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| 178 | - Fix build regression with mingw & NetBSD
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| 179 | - Fix use-afte-free in `ip_reass()` (CVE-2020-1983)
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| 180 |
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| 181 | ## [4.2.0] - 2020-03-17
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| 182 |
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| 183 | ### Added
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| 184 |
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| 185 | - New API function `slirp_add_unix`: add a forward rule to a Unix socket.
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| 186 | - New API function `slirp_remove_guestfwd`: remove a forward rule previously
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| 187 | added by `slirp_add_exec`, `slirp_add_unix` or `slirp_add_guestfwd`
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| 188 | - New `SlirpConfig.outbound_addr{,6}` fields to bind output socket to a
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| 189 | specific address
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| 190 |
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| 191 | ### Changed
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| 192 |
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| 193 | - socket: do not fallback on host loopback if `get_dns_addr()` failed
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| 194 | or the address is in slirp network
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| 195 |
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| 196 | ### Fixed
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| 197 |
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| 198 | - ncsi: fix checksum OOB memory access
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| 199 | - `tcp_emu()`: fix OOB accesses
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| 200 | - tftp: restrict relative path access
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| 201 | - state: fix loading of guestfwd state
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| 202 |
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| 203 | ## [4.1.0] - 2019-12-02
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| 204 |
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| 205 | ### Added
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| 206 |
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| 207 | - The `slirp_new()` API, simpler and more extensible than `slirp_init()`.
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| 208 | - Allow custom MTU configuration.
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| 209 | - Option to disable host loopback connections.
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| 210 | - CI now runs scan-build too.
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| 211 |
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| 212 | ### Changed
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| 213 |
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| 214 | - Disable `tcp_emu()` by default. `tcp_emu()` is known to have caused
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| 215 | several CVEs, and not useful today in most cases. The feature can
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| 216 | be still enabled by setting `SlirpConfig.enable_emu` to true.
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| 217 | - meson build system is now `subproject()` friendly.
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| 218 | - Replace remaining `malloc()`/`free()` with glib (which aborts on OOM)
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| 219 | - Various code cleanups.
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| 220 |
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| 221 | ### Deprecated
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| 222 |
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| 223 | - The `slirp_init()` API.
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| 224 |
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| 225 | ### Fixed
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| 226 |
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| 227 | - `getpeername()` error after `shutdown(SHUT_WR)`.
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| 228 | - Exec forward: correctly parse command lines that contain spaces.
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| 229 | - Allow 0.0.0.0 destination address.
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| 230 | - Make host receive broadcast packets.
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| 231 | - Various memory related fixes (heap overflow, leaks, NULL
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| 232 | dereference).
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| 233 | - Compilation warnings, dead code.
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| 234 |
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| 235 | ## [4.0.0] - 2019-05-24
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| 236 |
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| 237 | ### Added
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| 238 |
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| 239 | - Installable as a shared library.
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| 240 | - meson build system
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| 241 | (& make build system for in-tree QEMU integration)
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| 242 |
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| 243 | ### Changed
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| 244 |
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| 245 | - Standalone project, removing any QEMU dependency.
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| 246 | - License clarifications.
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| 247 |
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| 248 | [Unreleased]: https://gitlab.freedesktop.org/slirp/libslirp/compare/v4.9.0...master
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| 249 | [4.9.0]: https://gitlab.freedesktop.org/slirp/libslirp/compare/v4.8.0...v4.9.0
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| 250 | [4.8.0]: https://gitlab.freedesktop.org/slirp/libslirp/compare/v4.7.0...v4.8.0
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| 251 | [4.7.0]: https://gitlab.freedesktop.org/slirp/libslirp/compare/v4.6.1...v4.7.0
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| 252 | [4.6.1]: https://gitlab.freedesktop.org/slirp/libslirp/compare/v4.6.0...v4.6.1
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| 253 | [4.6.0]: https://gitlab.freedesktop.org/slirp/libslirp/compare/v4.5.0...v4.6.0
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| 254 | [4.5.0]: https://gitlab.freedesktop.org/slirp/libslirp/compare/v4.4.0...v4.5.0
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| 255 | [4.4.0]: https://gitlab.freedesktop.org/slirp/libslirp/compare/v4.3.1...v4.4.0
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| 256 | [4.3.1]: https://gitlab.freedesktop.org/slirp/libslirp/compare/v4.3.0...v4.3.1
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| 257 | [4.3.0]: https://gitlab.freedesktop.org/slirp/libslirp/compare/v4.2.0...v4.3.0
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| 258 | [4.2.0]: https://gitlab.freedesktop.org/slirp/libslirp/compare/v4.1.0...v4.2.0
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| 259 | [4.1.0]: https://gitlab.freedesktop.org/slirp/libslirp/compare/v4.0.0...v4.1.0
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| 260 | [4.0.0]: https://gitlab.freedesktop.org/slirp/libslirp/commits/v4.0.0
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