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mirror of https://github.com/open-telemetry/opentelemetry-go.git synced 2024-12-24 20:14:40 +02:00

chore(deps): update module github.com/cyphar/filepath-securejoin to v0.3.6 (#6066)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
|
[github.com/cyphar/filepath-securejoin](https://redirect.github.com/cyphar/filepath-securejoin)
| `v0.2.4` -> `v0.3.6` |
[![age](https://developer.mend.io/api/mc/badges/age/go/github.com%2fcyphar%2ffilepath-securejoin/v0.3.6?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/go/github.com%2fcyphar%2ffilepath-securejoin/v0.3.6?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/go/github.com%2fcyphar%2ffilepath-securejoin/v0.2.4/v0.3.6?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/go/github.com%2fcyphar%2ffilepath-securejoin/v0.2.4/v0.3.6?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

> [!WARNING]
> Some dependencies could not be looked up. Check the Dependency
Dashboard for more information.

---

### Release Notes

<details>
<summary>cyphar/filepath-securejoin
(github.com/cyphar/filepath-securejoin)</summary>

###
[`v0.3.6`](https://redirect.github.com/cyphar/filepath-securejoin/releases/tag/v0.3.6)

[Compare
Source](https://redirect.github.com/cyphar/filepath-securejoin/compare/v0.3.5...v0.3.6)

This release lowers the minimum Go version to Go 1.18 as well as some
library dependencies, in order to make it easier for folks that need to
backport patches using the new filepath-securejoin API onto branches
that are stuck using old Go compilers. For users using Go >= 1.21, this
release contains no functional changes.

- The minimum Go version requirement for `filepath-securejoin` is now Go
1.18
    (we use generics internally).

For reference, `filepath-securejoin@v0.3.0` somewhat-arbitrarily bumped
the
    Go version requirement to 1.21.

While we did make some use of Go 1.21 stdlib features (and in principle
Go
versions <= 1.21 are no longer even supported by upstream anymore), some
downstreams have complained that the version bump has meant that they
have to
do workarounds when backporting fixes that use the new
`filepath-securejoin`
API onto old branches. This is not an ideal situation, but since using
this
    library is probably better for most downstreams than a hand-rolled
workaround, we now have compatibility shims that allow us to build on
older
    Go versions.

- Lower minimum version requirement for `golang.org/x/sys` to `v0.18.0`
(we
need the wrappers for `fsconfig(2)`), which should also make backporting
    patches to older branches easier.

Signed-off-by: Aleksa Sarai <cyphar@cyphar.com>

###
[`v0.3.5`](https://redirect.github.com/cyphar/filepath-securejoin/releases/tag/v0.3.5)

[Compare
Source](https://redirect.github.com/cyphar/filepath-securejoin/compare/v0.3.4...v0.3.5)

This release primarily includes a fix for an issue involving two
programs racing to MkdirAll the same directory, which caused a
regression with BuildKit.

-   `MkdirAll` will now no longer return an `EEXIST` error if two racing
processes are creating the same directory. We will still verify that the
path
is a directory, but this will avoid spurious errors when multiple
threads or
programs are trying to `MkdirAll` the same path.
[opencontainers/runc#4543](https://redirect.github.com/opencontainers/runc/issues/4543)

Signed-off-by: Aleksa Sarai <cyphar@cyphar.com>

###
[`v0.3.4`](https://redirect.github.com/cyphar/filepath-securejoin/releases/tag/v0.3.4)

[Compare
Source](https://redirect.github.com/cyphar/filepath-securejoin/compare/v0.3.3...v0.3.4)

This release primarily includes a fix that blocked using
filepath-securejoin in Kubernetes.

- Previously, some testing mocks we had resulted in us doing `import
"testing"`
in non-`_test.go` code, which made some downstreams like Kubernetes
unhappy.
This has been fixed.
([#&#8203;32](https://redirect.github.com/cyphar/filepath-securejoin/issues/32))

Thanks to all of the contributors who made this release possible:

-   Aleksa Sarai <cyphar@cyphar.com>
-   Stephen Kitt <skitt@redhat.com>

Signed-off-by: Aleksa Sarai <cyphar@cyphar.com>

###
[`v0.3.3`](https://redirect.github.com/cyphar/filepath-securejoin/releases/tag/v0.3.3)

[Compare
Source](https://redirect.github.com/cyphar/filepath-securejoin/compare/v0.3.2...v0.3.3)

This release primarily includes fixes for spurious errors we hit when
checking that directories created by MkdirAll "look right". Upon further
consideration, these checks were fundamentally buggy and didn't offer
any practical protection anyway.

- The mode and owner verification logic in `MkdirAll` has been removed.
This
was originally intended to protect against some theoretical attacks but
upon
further consideration these protections don't actually buy us anything
and
they were causing spurious errors with more complicated filesystem
setups.
- The "is the created directory empty" logic in `MkdirAll` has also been
removed. This was not causing us issues yet, but some pseudofilesystems
(such
as `cgroup`) create non-empty directories and so this logic would've
been
    wrong for such cases.

Thanks to all of the contributors who made this release possible:

-   Aleksa Sarai <cyphar@cyphar.com>
-   Kir Kolyshkin <kolyshkin@gmail.com>

Signed-off-by: Aleksa Sarai <cyphar@cyphar.com>

###
[`v0.3.2`](https://redirect.github.com/cyphar/filepath-securejoin/releases/tag/v0.3.2)

[Compare
Source](https://redirect.github.com/cyphar/filepath-securejoin/compare/v0.3.1...v0.3.2)

This release includes a few fixes for MkdirAll when dealing with S_ISUID
and S_ISGID, to solve a regression runc hit when switching to MkdirAll.

- Passing the S_ISUID or S_ISGID modes to MkdirAllInRoot will now return
an explicit error saying that those bits are ignored by mkdirat(2). In
the past a different error was returned, but since the silent ignoring
    behaviour is codified in the man pages a more explicit error seems
    apt. While silently ignoring these bits would be the most compatible
    option, it could lead to users thinking their code sets these bits
    when it doesn't. Programs that need to deal with compatibility can
mask the bits themselves.
([#&#8203;23](https://redirect.github.com/cyphar/filepath-securejoin/issues/23),
[#&#8203;25](https://redirect.github.com/cyphar/filepath-securejoin/issues/25))

-   If a directory has S_ISGID set, then all child directories will have
    S_ISGID set when created and a different gid will be used for any
inode created under the directory. Previously, the "expected owner and
mode" validation in securejoin.MkdirAll did not correctly handle this.
We now correctly handle this case.
([#&#8203;24](https://redirect.github.com/cyphar/filepath-securejoin/issues/24),
[#&#8203;25](https://redirect.github.com/cyphar/filepath-securejoin/issues/25))

Signed-off-by: Aleksa Sarai <cyphar@cyphar.com>

###
[`v0.3.1`](https://redirect.github.com/cyphar/filepath-securejoin/releases/tag/v0.3.1)

[Compare
Source](https://redirect.github.com/cyphar/filepath-securejoin/compare/v0.3.0...v0.3.1)

- By allowing `Open(at)InRoot` to opt-out of the extra work done by
`MkdirAll`
to do the necessary "partial lookups", `Open(at)InRoot` now does less
work
for both implementations (resulting in a many-fold decrease in the
number of
operations for `openat2`, and a modest improvement for non-`openat2`)
and is
    far more guaranteed to match the correct `openat2(RESOLVE_IN_ROOT)`
    behaviour.

- We now use `readlinkat(fd, "")` where possible. For `Open(at)InRoot`
this
effectively just means that we no longer risk getting spurious errors
during
rename races. However, for our hardened procfs handler, this in theory
should
prevent mount attacks from tricking us when doing magic-link readlinks
(even
when using the unsafe host `/proc` handle). Unfortunately `Reopen` is
still
    potentially vulnerable to those kinds of somewhat-esoteric attacks.

Technically this [will only work on post-2.6.39
kernels][linux-readlinkat-emptypath]
but it seems incredibly unlikely anyone is using `filepath-securejoin`
on a
    pre-2011 kernel.

- Several improvements were made to the errors returned by
`Open(at)InRoot` and
    `MkdirAll` when dealing with invalid paths under the emulated (ie.
non-`openat2`) implementation. Previously, some paths would return the
wrong
error (`ENOENT` when the last component was a non-directory), and other
paths
would be returned as though they were acceptable (trailing-slash
components
    after a non-directory would be ignored by `Open(at)InRoot`).

These changes were done to match `openat2`'s behaviour and purely is a
    consistency fix (most users are going to be using `openat2` anyway).

[linux-readlinkat-emptypath]:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=65cfc6722361570bfe255698d9cd4dccaf47570d

Signed-off-by: Aleksa Sarai <cyphar@cyphar.com>

###
[`v0.3.0`](https://redirect.github.com/cyphar/filepath-securejoin/releases/tag/v0.3.0)

[Compare
Source](https://redirect.github.com/cyphar/filepath-securejoin/compare/v0.2.5...v0.3.0)

This release contains no changes to SecureJoin.

However, it does introduce a new `*os.File`-based API which is much
safer
to use for most usecases. These are adapted from [libpathrs][1] and are
the bare minimum to be able to operate more safely on an untrusted
rootfs where an attacker has write access (something that SecureJoin
cannot protect against). The new APIs are:

-   OpenInRoot, which resolves a path inside a rootfs and returns an
    `*os.File` handle to the path. Note that the file handle returned by
    OpenInRoot is an O_PATH handle, which cannot be used for reading or
    writing (as well as some other operations -- [see open(2) for more
    details](https://www.man7.org/linux/man-pages/man2/open.2.html)).

-   Reopen, which takes an O_PATH file handle and safely re-opens it to
    "upgrade" it to a regular handle.

-   MkdirAll, which is a safe implementation of os.MkdirAll that can be
    used to create directory trees inside a rootfs.

As these are new APIs, it is possible they may change in the future.
However, they should be safe to start migrating to as we have extensive
tests ensuring they behave correctly and are safe against various races
and other attacks.

[1]: https://redirect.github.com/openSUSE/libpathrs

Signed-off-by: Aleksa Sarai <cyphar@cyphar.com>

###
[`v0.2.5`](https://redirect.github.com/cyphar/filepath-securejoin/releases/tag/v0.2.5)

[Compare
Source](https://redirect.github.com/cyphar/filepath-securejoin/compare/v0.2.4...v0.2.5)

This release makes some minor improvements to SecureJoin:

-   Some changes were made to how lexical components are handled during
resolution. There is no change in behaviour, and both implementations
    are safe, however the newer implementation is much easier to reason
    about.

-   The error returned when a symlink loop has been detected will now
reference the correct path.
[#&#8203;10](https://redirect.github.com/cyphar/filepath-securejoin/issues/10)

Signed-off-by: Aleksa Sarai <cyphar@cyphar.com>

</details>

---

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renovate[bot] 2024-12-17 17:21:02 +01:00 committed by GitHub
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commit f8d12fc51a
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2 changed files with 3 additions and 3 deletions

View File

@ -56,7 +56,7 @@ require (
github.com/ckaznocha/intrange v0.3.0 // indirect
github.com/cloudflare/circl v1.5.0 // indirect
github.com/curioswitch/go-reassign v0.2.0 // indirect
github.com/cyphar/filepath-securejoin v0.2.4 // indirect
github.com/cyphar/filepath-securejoin v0.3.6 // indirect
github.com/daixiang0/gci v0.13.5 // indirect
github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
github.com/denis-tingaikin/go-header v0.5.0 // indirect

View File

@ -88,8 +88,8 @@ github.com/cloudflare/circl v1.5.0/go.mod h1:uddAzsPgqdMAYatqJ0lsjX1oECcQLIlRpzZ
github.com/cpuguy83/go-md2man/v2 v2.0.4/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
github.com/curioswitch/go-reassign v0.2.0 h1:G9UZyOcpk/d7Gd6mqYgd8XYWFMw/znxwGDUstnC9DIo=
github.com/curioswitch/go-reassign v0.2.0/go.mod h1:x6OpXuWvgfQaMGks2BZybTngWjT84hqJfKoO8Tt/Roc=
github.com/cyphar/filepath-securejoin v0.2.4 h1:Ugdm7cg7i6ZK6x3xDF1oEu1nfkyfH53EtKeQYTC3kyg=
github.com/cyphar/filepath-securejoin v0.2.4/go.mod h1:aPGpWjXOXUn2NCNjFvBE6aRxGGx79pTxQpKOJNYHHl4=
github.com/cyphar/filepath-securejoin v0.3.6 h1:4d9N5ykBnSp5Xn2JkhocYDkOpURL/18CYMpo6xB9uWM=
github.com/cyphar/filepath-securejoin v0.3.6/go.mod h1:Sdj7gXlvMcPZsbhwhQ33GguGLDGQL7h7bg04C/+u9jI=
github.com/daixiang0/gci v0.13.5 h1:kThgmH1yBmZSBCh1EJVxQ7JsHpm5Oms0AMed/0LaH4c=
github.com/daixiang0/gci v0.13.5/go.mod h1:12etP2OniiIdP4q+kjUGrC/rUagga7ODbqsom5Eo5Yk=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=