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| author |   Samuel Thibault <samuel.thibault@ens-lyon.org> | 2020-06-07 01:35:18 +0200 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2020-06-07 01:36:24 +0200 |
| commit | 785ec62dbd37b0b236c9a7fcc0ac71a2aeb472de (patch) | |
| tree | b2960c2d60ac46398f3ad28ad7735d75f8071e50 /hurd | |
| parent | hurd: fix clearing SS_ONSTACK when longjmp-ing from sighandler (diff) | |
| download | glibc-785ec62dbd37b0b236c9a7fcc0ac71a2aeb472de.tar.gz glibc-785ec62dbd37b0b236c9a7fcc0ac71a2aeb472de.tar.bz2 glibc-785ec62dbd37b0b236c9a7fcc0ac71a2aeb472de.zip | |
hurd: Reject raising invalid signals
* hurd/hurd-raise.c (_hurd_raise_signal): Return EINVAL if signo <= 0
or signo >= NSI.
Diffstat (limited to 'hurd')
| -rw-r--r-- | hurd/hurd-raise.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/hurd/hurd-raise.c b/hurd/hurd-raise.c index d53fd417d2..af464377b6 100644 --- a/hurd/hurd-raise.c +++ b/hurd/hurd-raise.c @@ -28,6 +28,9 @@ int _hurd_raise_signal (struct hurd_sigstate *ss, int signo, const struct hurd_signal_detail *detail) { + if (signo <= 0 || signo >= NSIG) + return EINVAL; + if (ss == NULL) { ss = _hurd_self_sigstate (); |