The Go programming language
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Michael Anthony Knyszek 6d399e9da6 [release-branch.go1.24] os: hide SetFinalizer from users of Root
Currently Root embeds a root and calls SetFinalizer on &r.root. This
sets the finalizer on the outer root, which is visible to users of
os.Root, and thus they can mutate the finalizer attached to it.

This change modifies Root to not embed its inner root, but rather to
refer to it by pointer. This allows us to set the finalizer on this
independent inner object, preventing users of os.Root from changing the
finalizer. This follows the same pattern as os.File's finalizer.

Fixes #71617.

Change-Id: Ibd199bab1b3c877d5e12ef380fd4647b4e10221f
Reviewed-on: https://go-review.googlesource.com/c/go/+/647876
Auto-Submit: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Damien Neil <dneil@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
(cherry picked from commit a704d39b29)
Reviewed-on: https://go-review.googlesource.com/c/go/+/648135
TryBot-Bypass: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
2025-02-10 10:48:31 -08:00
.github .github: update language change proposal template 2024-08-08 19:02:29 +00:00
api debug/elf: adjust version API per issue discussion 2024-12-17 13:28:29 -08:00
doc spec: fix grammar issue 2025-01-13 08:27:58 -08:00
lib lib/fips140: freeze v1.0.0 FIPS 140 module zip file 2025-01-29 07:10:35 -08:00
misc misc/wasm: move wasm runtime files to lib/wasm 2024-08-30 19:15:21 +00:00
src [release-branch.go1.24] os: hide SetFinalizer from users of Root 2025-02-10 10:48:31 -08:00
test [release-branch.go1.24] weak: prevent unsafe conversions using weak pointers 2025-02-06 13:53:01 -08:00
.gitattributes
.gitignore runtime,internal: move runtime/internal/sys to internal/runtime/sys 2024-07-23 19:05:35 +00:00
CONTRIBUTING.md
LICENSE LICENSE: update per Google Legal 2024-08-09 14:54:31 +00:00
PATENTS
README.md README: fix CC BY license name 2024-07-22 17:45:27 +00:00
SECURITY.md SECURITY.md: update the Reporting a Vulnerability link 2023-09-22 21:17:24 +00:00
VERSION [release-branch.go1.24] go1.24rc3 2025-02-05 12:35:01 -08:00
codereview.cfg [release-branch.go1.24] update codereview.cfg for release-branch.go1.24 2024-12-06 21:58:36 +00:00
go.env cmd/go: additional doc-inspired tests and bug fixes 2023-06-06 19:18:46 +00:00

README.md

The Go Programming Language

Go is an open source programming language that makes it easy to build simple, reliable, and efficient software.

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