diff options
Diffstat (limited to 'security')
| -rw-r--r-- | security/commoncap.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/security/commoncap.c b/security/commoncap.c index bf67871173ef..302e8d0839a9 100644 --- a/security/commoncap.c +++ b/security/commoncap.c @@ -526,6 +526,10 @@ int cap_task_kill(struct task_struct *p, struct siginfo *info, if (info != SEND_SIG_NOINFO && (is_si_special(info) || SI_FROMKERNEL(info))) return 0; + /* sigcont is permitted within same session */ + if (sig == SIGCONT && (task_session_nr(current) == task_session_nr(p))) + return 0; + if (secid) /* * Signal sent as a particular user. |