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Kernel: Only allow superuser to call sys$clock_settime()

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This commit is contained in:
Andreas Kling 2020-05-08 22:47:21 +02:00
parent 652b22ee9c
commit 1cddb1055f
Notes: sideshowbarker 2024-07-19 06:49:48 +09:00 
Author: https://github.com/awesomekling
Commit: https://github.com/SerenityOS/serenity/commit/1cddb1055f8
1 changed files with 3 additions and 0 deletions
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3
Kernel/Process.cpp
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@ -4362,6 +4362,9 @@ int Process::sys$clock_settime(clockid_t clock_id, timespec* user_ts)
{ {
REQUIRE_PROMISE(stdio); REQUIRE_PROMISE(stdio);
if (!is_superuser())
return -EPERM;
timespec ts; timespec ts;
if (!validate_read_and_copy_typed(&ts, user_ts)) if (!validate_read_and_copy_typed(&ts, user_ts))
return -EFAULT; return -EFAULT;