From: Laurent Bigonville <bigon@debian.org>
To: linux-audit@redhat.com
Cc: 859120-forwarded@bugs.debian.org, cgzones <cgzones@googlemail.com>
Subject: Re: Bug#859120: ausearch -i segfault
Date: Thu, 30 Mar 2017 18:27:29 +0200 [thread overview]
Message-ID: <c1e4b71b-27fc-4399-d671-da156beac6fa@debian.org> (raw)
In-Reply-To: <CAJ2a_Dc6nVRvcwgOe8j50vC=XxWjptPyNdH8noVZkU5hY0_wvg@mail.gmail.com>
Le 30/03/17 à 15:56, cgzones a écrit :
Hi,
I just received the following bug in debian:
> ausearch segfaults on the following input in interpret mode:
>
> /sbin/ausearch -i --input file
>
> type=AVC msg=audit(1490829425.686:121): avc: denied { bind } for
> pid=1034 comm="darkstat" scontext=system_u:system_r:darkstat_t:s0
> tcontext=system_u:system_r:darkstat_t:s0 tclass=packet_socket
> permissive=0
> type=SYSCALL msg=audit(1490829425.686:121): arch=c000003e syscall=49
> success=no exit=-13 a0=3 a1=7ffce52e04b0 a2=14 a3=373 items=0
> ppid=1033 pid=1034 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0
> egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm="darkstat"
> exe="/usr/sbin/darkstat" subj=system_u:system_r:darkstat_t:s0
> key=(null)
> type=SOCKADDR msg=audit(1490829425.686:121):
> saddr=1100000302000000000000000000000000000000
> type=PROCTITLE msg=audit(1490829425.686:121):
> proctitle=2F7573722F7362696E2F6461726B73746174002D6900656E70307333002D2D6368726F6F74002F7661722F6C69622F6461726B73746174002D2D70696466696C65002F7661722F72756E2F6461726B737461742E706964002D2D696D706F7274006461726B737461742E6462002D2D6578706F7274006461726B737461742E64
The user is running version 2.6.7 (the version that will be shipped in
the upcoming stable release).
I can actually reproduce the issue with the following one line:
type=SOCKADDR msg=audit(1490829425.686:121):
saddr=1100000302000000000000000000000000000000
I got the following stacktrace:
#0 strlen () at ../sysdeps/x86_64/strlen.S:106
#1 0x00007ffff79a04da in auparse_do_interpretation (type=type@entry=9,
id=id@entry=0x7fffffffde00) at ../../../auparse/interpret.c:2917
#2 0x000055555555d3f1 in interpret (rtype=1306, comma=0,
val=0x555555771a93 "1100000302", '0' <repeats 30 times>, name=<optimized
out>) at ../../../src/ausearch-report.c:359
#3 output_interpreted_node (n=0x555555771bd0, e=e@entry=0x555555771ae8)
at ../../../src/ausearch-report.c:296
#4 0x000055555555d9e3 in output_interpreted (l=0x555555771ad0) at
../../../src/ausearch-report.c:151
#5 output_record (l=0x555555771ad0) at ../../../src/ausearch-report.c:80
#6 0x0000555555557cac in process_log_fd () at ../../../src/ausearch.c:445
#7 0x000055555555782b in main (argc=4, argv=0x7fffffffe098) at
../../../src/ausearch.c:140
--
Linux-audit mailing list
Linux-audit@redhat.com
https://www.redhat.com/mailman/listinfo/linux-audit
next parent reply other threads:[~2017-03-30 16:36 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CAJ2a_Dc6nVRvcwgOe8j50vC=XxWjptPyNdH8noVZkU5hY0_wvg@mail.gmail.com>
2017-03-30 16:27 ` Laurent Bigonville [this message]
2017-03-30 17:16 ` Bug#859120: ausearch -i segfault Steve Grubb
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=c1e4b71b-27fc-4399-d671-da156beac6fa@debian.org \
--to=bigon@debian.org \
--cc=859120-forwarded@bugs.debian.org \
--cc=cgzones@googlemail.com \
--cc=linux-audit@redhat.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).