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authorRoland Shoemaker <roland@golang.org>2021-01-15 12:14:06 -0800
committerRoland Shoemaker <roland@golang.org>2021-01-21 19:10:18 +0000
commit953d1feca9b21af075ad5fc8a3dad096d3ccc3a0 (patch)
tree1ff369f7be4e70f816db745bc2b4cc465c9b4f96 /src/cmd/cover
parentb186e4d70de28697d1ad7e3c31625793e6338ef0 (diff)
downloadgo-953d1feca9b21af075ad5fc8a3dad096d3ccc3a0.tar.gz
go-953d1feca9b21af075ad5fc8a3dad096d3ccc3a0.zip
all: introduce and use internal/execabs
Introduces a wrapper around os/exec, internal/execabs, for use in all commands. This wrapper prevents exec.LookPath and exec.Command from running executables in the current directory. All imports of os/exec in non-test files in cmd/ are replaced with imports of internal/execabs. This issue was reported by RyotaK. Fixes CVE-2021-3115 Fixes #43783 Change-Id: I0423451a6e27ec1e1d6f3fe929ab1ef69145c08f Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/955304 Reviewed-by: Russ Cox <rsc@google.com> Reviewed-by: Katie Hockman <katiehockman@google.com> Reviewed-on: https://go-review.googlesource.com/c/go/+/284783 Run-TryBot: Roland Shoemaker <roland@golang.org> Reviewed-by: Katie Hockman <katie@golang.org> Trust: Roland Shoemaker <roland@golang.org>
Diffstat (limited to 'src/cmd/cover')
-rw-r--r--src/cmd/cover/func.go2
-rw-r--r--src/cmd/cover/testdata/toolexec.go2
2 files changed, 2 insertions, 2 deletions
diff --git a/src/cmd/cover/func.go b/src/cmd/cover/func.go
index 988c4caebf..ce7c771ac9 100644
--- a/src/cmd/cover/func.go
+++ b/src/cmd/cover/func.go
@@ -15,9 +15,9 @@ import (
"go/ast"
"go/parser"
"go/token"
+ exec "internal/execabs"
"io"
"os"
- "os/exec"
"path"
"path/filepath"
"runtime"
diff --git a/src/cmd/cover/testdata/toolexec.go b/src/cmd/cover/testdata/toolexec.go
index 1769efedbe..386de79038 100644
--- a/src/cmd/cover/testdata/toolexec.go
+++ b/src/cmd/cover/testdata/toolexec.go
@@ -16,7 +16,7 @@ package main
import (
"os"
- "os/exec"
+ exec "internal/execabs"
"strings"
)