Merge branch 'mergeback/2.5.3' into 'develop'

Mergeback: 2.5.3

Closes #3135

See merge request pleroma/pleroma!3927
This commit is contained in:
Haelwenn 2023-08-04 09:38:01 +00:00
commit 1062185ba0
9 changed files with 45 additions and 4 deletions

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@ -18,6 +18,12 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
### Removed
- BREAKING: Support for passwords generated with `crypt(3)` (Gnu Social migration artifact)
## 2.5.3
### Security
- Emoji pack loader sanitizes pack names
- Reduced permissions of config files and directories, distros requiring greater permissions like group-read need to pre-create the directories
## 2.5.2
### Security

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@ -0,0 +1 @@
Emoji pack loader sanitizes pack names

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@ -0,0 +1 @@
- Reduced permissions of config files and directories, distros requiring greater permissions like group-read need to pre-create the directories

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@ -266,12 +266,20 @@ def run(["gen" | rest]) do
config_dir = Path.dirname(config_path)
psql_dir = Path.dirname(psql_path)
# Note: Distros requiring group read (0o750) on those directories should
# pre-create the directories.
[config_dir, psql_dir, static_dir, uploads_dir]
|> Enum.reject(&File.exists?/1)
|> Enum.map(&File.mkdir_p!/1)
|> Enum.each(fn dir ->
File.mkdir_p!(dir)
File.chmod!(dir, 0o700)
end)
shell_info("Writing config to #{config_path}.")
# Sadly no fchmod(2) equivalent in Elixir…
File.touch!(config_path)
File.chmod!(config_path, 0o640)
File.write(config_path, result_config)
shell_info("Writing the postgres script to #{psql_path}.")
File.write(psql_path, result_psql)
@ -290,8 +298,7 @@ def run(["gen" | rest]) do
else
shell_error(
"The task would have overwritten the following files:\n" <>
(Enum.map(will_overwrite, &"- #{&1}\n") |> Enum.join("")) <>
"Rerun with `--force` to overwrite them."
Enum.map_join(will_overwrite, &"- #{&1}\n") <> "Rerun with `--force` to overwrite them."
)
end
end

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@ -20,6 +20,20 @@ def load(config, opts) do
with_runtime_config =
if File.exists?(config_path) do
# <https://git.pleroma.social/pleroma/pleroma/-/issues/3135>
%File.Stat{mode: mode} = File.lstat!(config_path)
if Bitwise.band(mode, 0o007) > 0 do
raise "Configuration at #{config_path} has world-permissions, execute the following: chmod o= #{config_path}"
end
if Bitwise.band(mode, 0o020) > 0 do
raise "Configuration at #{config_path} has group-wise write permissions, execute the following: chmod g-w #{config_path}"
end
# Note: Elixir doesn't provides a getuid(2)
# so cannot forbid group-read only when config is owned by us
runtime_config = Config.Reader.read!(config_path)
with_defaults

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@ -285,6 +285,7 @@ def update_metadata(name, data) do
@spec load_pack(String.t()) :: {:ok, t()} | {:error, :file.posix()}
def load_pack(name) do
name = Path.basename(name)
pack_file = Path.join([emoji_path(), name, "pack.json"])
with {:ok, _} <- File.stat(pack_file),

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@ -4,7 +4,7 @@ defmodule Pleroma.Mixfile do
def project do
[
app: :pleroma,
version: version("2.5.52"),
version: version("2.5.53"),
elixir: "~> 1.11",
elixirc_paths: elixirc_paths(Mix.env()),
compilers: [:phoenix] ++ Mix.compilers(),

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@ -17,6 +17,8 @@ test "loads release defaults config and warns about non-existent runtime config"
end
test "merged runtime config" do
assert :ok == File.chmod!("test/fixtures/config/temp.secret.exs", 0o640)
merged =
ReleaseRuntimeProvider.load([], config_path: "test/fixtures/config/temp.secret.exs")
@ -25,6 +27,8 @@ test "merged runtime config" do
end
test "merged exported config" do
assert :ok == File.chmod!("test/fixtures/config/temp.exported_from_db.secret.exs", 0o640)
ExUnit.CaptureIO.capture_io(fn ->
merged =
ReleaseRuntimeProvider.load([],
@ -37,6 +41,9 @@ test "merged exported config" do
end
test "runtime config is merged with exported config" do
assert :ok == File.chmod!("test/fixtures/config/temp.secret.exs", 0o640)
assert :ok == File.chmod!("test/fixtures/config/temp.exported_from_db.secret.exs", 0o640)
merged =
ReleaseRuntimeProvider.load([],
config_path: "test/fixtures/config/temp.secret.exs",

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@ -90,4 +90,8 @@ test "add emoji file", %{pack: pack} do
assert updated_pack.files_count == 1
end
test "load_pack/1 ignores path traversal in a forged pack name", %{pack: pack} do
assert {:ok, ^pack} = Pack.load_pack("../../../../../dump_pack")
end
end