Re: [PATCH V4 0/4] audit by executable name

On Mon, 2014-09-08 at 14:53 -0400, Steve Grubb wrote: > Hell Richard, > > On Sunday, August 24, 2014 06:34:04 PM Richard Guy Briggs wrote: > > This is a part of Peter Moody, my and Eric Paris' work to implement > > audit by executable name. > > So, what's the status on this? Is it scheduled for the next upstream kernel? > This is a feature that's been missing for a long time. Many people will find > this useful. > > Also, has anyone beside Richard been testing this? I tested it when I wrote it. But don't know about this patch series. Is that worth anything? :)

> Thanks, > -Steve > > > Please see the accompanying userspace patch: > > https://www.redhat.com/archives/linux-audit/2014-May/msg00019.html > > The userspace interface is not expected to change appreciably unless > > something important has been overlooked. Setting and deleting rules works > > as expected. > > > > If the path does not exist at rule creation time, it will be re-evaluated > > every time there is a change to the parent directory at which point the > > change in device and inode will be noted. > > > > > > Here's a test run: > > > > # /usr/local/sbin/auditctl -a always,exit -F dir=/tmp -F exe=/bin/touch -F > > key=touch_tmp # /usr/local/sbin/ausearch --start recent -k touch_tmp > > time->Mon Jun 30 14:15:06 2014 > > type=CONFIG_CHANGE msg=audit(1404152106.683:149): auid=0 ses=1 > > subj=unconfined_u :unconfined_r:auditctl_t:s0-s0:c0.c1023 op="add rule" > > key="touch_tmp" list=4 res =1 > > > > # /usr/local/sbin/auditctl -l > > -a always,exit -S all -F dir=/tmp -F exe=/bin/touch -F key=touch_tmp > > > > # touch /tmp/test > > > > # /usr/local/sbin/ausearch --start recent -k touch_tmp > > time->Wed Jul 2 12:18:47 2014 > > type=UNKNOWN[1327] msg=audit(1404317927.319:132): > > proctitle=746F756368002F746D702F74657374 type=PATH > > msg=audit(1404317927.319:132): item=1 name="/tmp/test" inode=25997 > > dev=00:20 mode=0100644 ouid=0 ogid=0 rdev=00:00 > > obj=unconfined_u:object_r:user_tmp_t:s0 nametype=CREATE type=PATH > > msg=audit(1404317927.319:132): item=0 name="/tmp/" inode=11144 dev=00:20 > > mode=041777 ouid=0 ogid=0 rdev=00:00 obj=system_u:object_r:tmp_t:s0 > > nametype=PARENT type=CWD msg=audit(1404317927.319:132): cwd="/root" > > type=SYSCALL msg=audit(1404317927.319:132): arch=c000003e syscall=2 > > success=yes exit=3 a0=7ffffa403dd5 a1=941 a2=1b6 a3=34b65b2c6c items=2 > > ppid=4321 pid=6436 auid=0 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 > > fsgid=0 tty=ttyS0 ses=1 comm="touch" exe="/usr/bin/touch" > > subj=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023 key="touch_tmp" > > > > > > Revision history: > > v4: Re-order and squash down fixups > > Fix audit_dup_exe() to copy pathname string before calling > > audit_alloc_mark(). > > > > v3: Rationalize and rename some function names and clean up get/put and free > > code. Rename several "watch" references to "mark". > > Rename audit_remove_rule() to audit_remove_mark_rule(). > > Let audit_free_rule() take care of calling audit_remove_mark(). > > Put audit_alloc_mark() arguments in same order as watch, tree and inode. > > Move the access to the entry for audit_match_signal() to the beginning of > > the function in case the entry found is the same one passed in. This will > > enable it to be used by audit_remove_mark_rule(). > > https://www.redhat.com/archives/linux-audit/2014-July/msg00000.html > > > > v2: Misguided attempt to add in audit_exe similar to watches > > https://www.redhat.com/archives/linux-audit/2014-June/msg00066.html > > > > v1.5: eparis' switch to fsnotify > > https://www.redhat.com/archives/linux-audit/2014-May/msg00046.html > > https://www.redhat.com/archives/linux-audit/2014-May/msg00066.html > > > > v1: Change to path interface instead of inode > > https://www.redhat.com/archives/linux-audit/2014-May/msg00017.html > > > > v0: Peter Moodie's original patches > > https://www.redhat.com/archives/linux-audit/2012-August/msg00033.html > > > > > > Next step: > > Get full-path notify working. > > > > > > Eric Paris (3): > > audit: implement audit by executable > > audit: clean simple fsnotify implementation > > audit: convert audit_exe to audit_fsnotify > > > > Richard Guy Briggs (1): > > audit: avoid double copying the audit_exe path string > > > > include/linux/audit.h | 1 + > > include/uapi/linux/audit.h | 2 + > > kernel/Makefile | 2 +- > > kernel/audit.h | 39 +++++++ > > kernel/audit_exe.c | 49 +++++++++ > > kernel/audit_fsnotify.c | 237 > > ++++++++++++++++++++++++++++++++++++++++++++ kernel/auditfilter.c | > > 51 +++++++++- > > kernel/auditsc.c | 16 +++ > > 8 files changed, 394 insertions(+), 3 deletions(-) > > create mode 100644 kernel/audit_exe.c > > create mode 100644 kernel/audit_fsnotify.c > -- Linux-audit mailing list Linux-audit(a)redhat.com https://www.redhat.com/mailman/listinfo/linux-audit