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syscall: restrict access rights param of OpenProcess() to the minimum needed

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Fixes #1270.

R=vcc, rsc
CC=golang-dev
https://golang.org/cl/3299041
This commit is contained in:
Alex Brainman 2010-12-08 16:20:30 +11:00
parent 95c7adb050
commit 1e2876469b
2 changed files with 6 additions and 8 deletions
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3
src/pkg/syscall/syscall_windows.go
View File

@ -729,7 +729,8 @@ type WaitStatus struct {
}
func Wait4(pid int, wstatus *WaitStatus, options int, rusage *Rusage) (wpid int, errno int) {
handle, errno := OpenProcess(PROCESS_ALL_ACCESS, 0, uint32(pid))
const da = STANDARD_RIGHTS_READ | PROCESS_QUERY_INFORMATION | SYNCHRONIZE
handle, errno := OpenProcess(da, 0, uint32(pid))
if errno != 0 {
return 0, errno
}

11
src/pkg/syscall/ztypes_windows_386.go
View File

@ -112,6 +112,10 @@ const (
WAIT_FAILED = 0xFFFFFFFF
CREATE_UNICODE_ENVIRONMENT = 0x00000400
STANDARD_RIGHTS_READ = 0x00020000
PROCESS_QUERY_INFORMATION = 0x00000400
SYNCHRONIZE = 0x00100000
)
const (
@ -478,10 +482,3 @@ type DNSRecord struct {
Reserved uint32
Data [40]byte
}
const (
HANDLE_FLAG_INHERIT = 0x00000001
HANDLE_FLAG_PROTECT_FROM_CLOSE = 0x00000002
PROCESS_ALL_ACCESS = 0x001fffff
)