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| author | Andreas Kling <kling@serenityos.org> | 2020-01-19 08:50:55 +0100 |
|---|---|---|
| committer | Andreas Kling <kling@serenityos.org> | 2020-01-19 08:50:55 +0100 |
| commit | 5ce9382e982648fc961501d4a059789ab1f8c31c (patch) | |
| tree | aba727fa1c093f3107038373f683264a798feda1 /Kernel | |
| parent | ead1273632f36c52c6496b992d9aa74dbc18bc75 (diff) | |
| download | serenity-5ce9382e982648fc961501d4a059789ab1f8c31c.zip | |
Kernel: Only require "stdio" pledge for sending signals to self
This should match what OpenBSD does. Sending a signal to yourself seems
basically harmless.
Diffstat (limited to 'Kernel')
| -rw-r--r-- | Kernel/Process.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/Kernel/Process.cpp b/Kernel/Process.cpp index 8ae036b394..f69bcf4b51 100644 --- a/Kernel/Process.cpp +++ b/Kernel/Process.cpp @@ -2128,7 +2128,11 @@ KResult Process::do_killpg(pid_t pgrp, int signal) int Process::sys$kill(pid_t pid, int signal) { - REQUIRE_PROMISE(proc); + if (pid == m_pid) + REQUIRE_PROMISE(stdio); + else + REQUIRE_PROMISE(proc); + if (signal < 0 || signal >= 32) return -EINVAL; if (pid <= 0) |