Messages in this thread | | | From | Paul Moore <> | Date | Mon, 4 Apr 2022 09:12:13 -0400 | Subject | Re: [PATCH v2] audit: do a quick exit when syscall number is less than 0 |
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On Sun, Apr 3, 2022 at 10:23 PM <cgel.zte@gmail.com> wrote: > > From: Yang Yang <yang.yang29@zte.com.cn> > > Userspace may use syscall with syscall number less than 0 by calling > syscall(syscall_num,..). This kind of syscall could never be audited, > because auditctl requires rule with syscall number >=0. Therefore we > better do a quick handle no need to gohead with this situation. > > Note that auditctl may set rules auditing invalid syscall with syscall > number bigger than NR_syscalls, to keep this mechanism working, we do > no more check(context->major bigger than NR_syscalls or not). > > Signed-off-by: Yang Yang <yang.yang29@zte.com.cn> > Reported-by: Zeal Robot <zealci@zte.com.cn> > --- > v2: > - cancel checking against NR_syscalls > --- > kernel/auditsc.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-)
As discussed previously, this is not something I want to merge upstream at this time.
-- paul-moore.com
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